20171340828

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{607}}^1\times {\mathrm{8627}}^1$

素因数の和:9351

約数の個数: 72

約数和(自身を含む): 51555958272

約数和(自身を除く): 31384617444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 321, 428, 607, 642, 963, 1214, 1284, 1821, 1926, 2428, 3642, 3852, 5463, 7284, 8627, 10926, 17254, 21852, 25881, 34508, 51762, 64949, 77643, 103524, 129898, 155286, 194847, 259796, 310572, 389694, 584541, 779388, 923089, 1169082, 1846178, 2338164, 2769267, 3692356, 5236589, 5538534, 8307801, 10473178, 11077068, 15709767, 16615602, 20946356, 31419534, 33231204, 47129301, 62839068, 94258602, 188517204, 560315023, 1120630046, 1680945069, 2241260092, 3361890138, 5042835207, 6723780276, 10085670414, 20171340828]

約数ペア:

[(1, 20171340828), (2, 10085670414), (3, 6723780276), (4, 5042835207), (6, 3361890138), (9, 2241260092), (12, 1680945069), (18, 1120630046), (36, 560315023), (107, 188517204), (214, 94258602), (321, 62839068), (428, 47129301), (607, 33231204), (642, 31419534), (963, 20946356), (1214, 16615602), (1284, 15709767), (1821, 11077068), (1926, 10473178), (2428, 8307801), (3642, 5538534), (3852, 5236589), (5463, 3692356), (7284, 2769267), (8627, 2338164), (10926, 1846178), (17254, 1169082), (21852, 923089), (25881, 779388), (34508, 584541), (51762, 389694), (64949, 310572), (77643, 259796), (103524, 194847), (129898, 155286)]