20163419619

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1\times {\mathrm{2999}}^1$

素因数の和:3572

約数の個数: 64

約数和(自身を含む): 33488640000

約数和(自身を除く): 13325220381

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 509, 629, 777, 1527, 1887, 2999, 3563, 4403, 8653, 8997, 10689, 13209, 18833, 20993, 25959, 50983, 56499, 60571, 62979, 110963, 131831, 152949, 181713, 320161, 332889, 356881, 395493, 776741, 960483, 1070643, 1526491, 1886371, 2241127, 2330223, 4579473, 5659113, 6723381, 10685437, 13204597, 25950347, 32056311, 39613791, 56480167, 77851041, 169440501, 181652429, 395361169, 544957287, 960162839, 1186083507, 2880488517, 6721139873, 20163419619]

約数ペア:

[(1, 20163419619), (3, 6721139873), (7, 2880488517), (17, 1186083507), (21, 960162839), (37, 544957287), (51, 395361169), (111, 181652429), (119, 169440501), (259, 77851041), (357, 56480167), (509, 39613791), (629, 32056311), (777, 25950347), (1527, 13204597), (1887, 10685437), (2999, 6723381), (3563, 5659113), (4403, 4579473), (8653, 2330223), (8997, 2241127), (10689, 1886371), (13209, 1526491), (18833, 1070643), (20993, 960483), (25959, 776741), (50983, 395493), (56499, 356881), (60571, 332889), (62979, 320161), (110963, 181713), (131831, 152949)]