19216764

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:289

約数の個数: 120

約数和(自身を含む): 59222240

約数和(自身を除く): 40005476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 81, 84, 108, 111, 126, 148, 162, 189, 222, 229, 252, 259, 324, 333, 378, 444, 458, 518, 567, 666, 687, 756, 777, 916, 999, 1036, 1134, 1332, 1374, 1554, 1603, 1998, 2061, 2268, 2331, 2748, 2997, 3108, 3206, 3996, 4122, 4662, 4809, 5994, 6183, 6412, 6993, 8244, 8473, 9324, 9618, 11988, 12366, 13986, 14427, 16946, 18549, 19236, 20979, 24732, 25419, 27972, 28854, 33892, 37098, 41958, 43281, 50838, 57708, 59311, 74196, 76257, 83916, 86562, 101676, 118622, 129843, 152514, 173124, 177933, 228771, 237244, 259686, 305028, 355866, 457542, 519372, 533799, 686313, 711732, 915084, 1067598, 1372626, 1601397, 2135196, 2745252, 3202794, 4804191, 6405588, 9608382, 19216764]

約数ペア:

[(1, 19216764), (2, 9608382), (3, 6405588), (4, 4804191), (6, 3202794), (7, 2745252), (9, 2135196), (12, 1601397), (14, 1372626), (18, 1067598), (21, 915084), (27, 711732), (28, 686313), (36, 533799), (37, 519372), (42, 457542), (54, 355866), (63, 305028), (74, 259686), (81, 237244), (84, 228771), (108, 177933), (111, 173124), (126, 152514), (148, 129843), (162, 118622), (189, 101676), (222, 86562), (229, 83916), (252, 76257), (259, 74196), (324, 59311), (333, 57708), (378, 50838), (444, 43281), (458, 41958), (518, 37098), (567, 33892), (666, 28854), (687, 27972), (756, 25419), (777, 24732), (916, 20979), (999, 19236), (1036, 18549), (1134, 16946), (1332, 14427), (1374, 13986), (1554, 12366), (1603, 11988), (1998, 9618), (2061, 9324), (2268, 8473), (2331, 8244), (2748, 6993), (2997, 6412), (3108, 6183), (3206, 5994), (3996, 4809), (4122, 4662)]