20348838

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:481

約数の個数: 48

約数和(自身を含む): 45826560

約数和(自身を除く): 25477722

約数列:

[1, 2, 3, 6, 9, 18, 47, 67, 94, 134, 141, 201, 282, 359, 402, 423, 603, 718, 846, 1077, 1206, 2154, 3149, 3231, 6298, 6462, 9447, 16873, 18894, 24053, 28341, 33746, 48106, 50619, 56682, 72159, 101238, 144318, 151857, 216477, 303714, 432954, 1130491, 2260982, 3391473, 6782946, 10174419, 20348838]

約数ペア:

[(1, 20348838), (2, 10174419), (3, 6782946), (6, 3391473), (9, 2260982), (18, 1130491), (47, 432954), (67, 303714), (94, 216477), (134, 151857), (141, 144318), (201, 101238), (282, 72159), (359, 56682), (402, 50619), (423, 48106), (603, 33746), (718, 28341), (846, 24053), (1077, 18894), (1206, 16873), (2154, 9447), (3149, 6462), (3231, 6298)]