20185594548

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{8081}}^1$

素因数の和:8453

約数の個数: 96

約数和(自身を含む): 54484835328

約数和(自身を除く): 34299240780

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 227, 262, 393, 454, 524, 681, 786, 908, 917, 1362, 1572, 1589, 1834, 2724, 2751, 3178, 3668, 4767, 5502, 6356, 8081, 9534, 11004, 16162, 19068, 24243, 29737, 32324, 48486, 56567, 59474, 89211, 96972, 113134, 118948, 169701, 178422, 208159, 226268, 339402, 356844, 416318, 624477, 678804, 832636, 1058611, 1248954, 1834387, 2117222, 2497908, 3175833, 3668774, 4234444, 5503161, 6351666, 7337548, 7410277, 11006322, 12703332, 12840709, 14820554, 22012644, 22230831, 25681418, 29641108, 38522127, 44461662, 51362836, 77044254, 88923324, 154088508, 240304697, 480609394, 720914091, 961218788, 1441828182, 1682132879, 2883656364, 3364265758, 5046398637, 6728531516, 10092797274, 20185594548]

約数ペア:

[(1, 20185594548), (2, 10092797274), (3, 6728531516), (4, 5046398637), (6, 3364265758), (7, 2883656364), (12, 1682132879), (14, 1441828182), (21, 961218788), (28, 720914091), (42, 480609394), (84, 240304697), (131, 154088508), (227, 88923324), (262, 77044254), (393, 51362836), (454, 44461662), (524, 38522127), (681, 29641108), (786, 25681418), (908, 22230831), (917, 22012644), (1362, 14820554), (1572, 12840709), (1589, 12703332), (1834, 11006322), (2724, 7410277), (2751, 7337548), (3178, 6351666), (3668, 5503161), (4767, 4234444), (5502, 3668774), (6356, 3175833), (8081, 2497908), (9534, 2117222), (11004, 1834387), (16162, 1248954), (19068, 1058611), (24243, 832636), (29737, 678804), (32324, 624477), (48486, 416318), (56567, 356844), (59474, 339402), (89211, 226268), (96972, 208159), (113134, 178422), (118948, 169701)]