18691235388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{8831}}^1$

素因数の和:9112

約数の個数: 144

約数和(自身を含む): 55706886144

約数和(自身を除く): 37015650756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 227, 252, 259, 333, 444, 454, 518, 666, 681, 777, 908, 1036, 1332, 1362, 1554, 1589, 2043, 2331, 2724, 3108, 3178, 4086, 4662, 4767, 6356, 8172, 8399, 8831, 9324, 9534, 14301, 16798, 17662, 19068, 25197, 26493, 28602, 33596, 35324, 50394, 52986, 57204, 58793, 61817, 75591, 79479, 100788, 105972, 117586, 123634, 151182, 158958, 176379, 185451, 235172, 247268, 302364, 317916, 326747, 352758, 370902, 529137, 556353, 653494, 705516, 741804, 980241, 1058274, 1112706, 1306988, 1960482, 2004637, 2116548, 2225412, 2287229, 2940723, 3920964, 4009274, 4574458, 5881446, 6013911, 6861687, 8018548, 9148916, 11762892, 12027822, 13723374, 14032459, 18041733, 20585061, 24055644, 27446748, 28064918, 36083466, 41170122, 42097377, 56129836, 72166932, 74171569, 82340244, 84194754, 126292131, 148343138, 168389508, 222514707, 252584262, 296686276, 445029414, 505168524, 519200983, 667544121, 890058828, 1038401966, 1335088242, 1557602949, 2076803932, 2670176484, 3115205898, 4672808847, 6230411796, 9345617694, 18691235388]

約数ペア:

[(1, 18691235388), (2, 9345617694), (3, 6230411796), (4, 4672808847), (6, 3115205898), (7, 2670176484), (9, 2076803932), (12, 1557602949), (14, 1335088242), (18, 1038401966), (21, 890058828), (28, 667544121), (36, 519200983), (37, 505168524), (42, 445029414), (63, 296686276), (74, 252584262), (84, 222514707), (111, 168389508), (126, 148343138), (148, 126292131), (222, 84194754), (227, 82340244), (252, 74171569), (259, 72166932), (333, 56129836), (444, 42097377), (454, 41170122), (518, 36083466), (666, 28064918), (681, 27446748), (777, 24055644), (908, 20585061), (1036, 18041733), (1332, 14032459), (1362, 13723374), (1554, 12027822), (1589, 11762892), (2043, 9148916), (2331, 8018548), (2724, 6861687), (3108, 6013911), (3178, 5881446), (4086, 4574458), (4662, 4009274), (4767, 3920964), (6356, 2940723), (8172, 2287229), (8399, 2225412), (8831, 2116548), (9324, 2004637), (9534, 1960482), (14301, 1306988), (16798, 1112706), (17662, 1058274), (19068, 980241), (25197, 741804), (26493, 705516), (28602, 653494), (33596, 556353), (35324, 529137), (50394, 370902), (52986, 352758), (57204, 326747), (58793, 317916), (61817, 302364), (75591, 247268), (79479, 235172), (100788, 185451), (105972, 176379), (117586, 158958), (123634, 151182)]