19569654

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 47705280

約数和(自身を除く): 28135626

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 61, 78, 117, 122, 183, 234, 351, 366, 457, 549, 702, 793, 914, 1098, 1371, 1586, 1647, 2379, 2742, 3294, 4113, 4758, 5941, 7137, 8226, 11882, 12339, 14274, 17823, 21411, 24678, 27877, 35646, 42822, 53469, 55754, 83631, 106938, 160407, 167262, 250893, 320814, 362401, 501786, 724802, 752679, 1087203, 1505358, 2174406, 3261609, 6523218, 9784827, 19569654]

約数ペア:

[(1, 19569654), (2, 9784827), (3, 6523218), (6, 3261609), (9, 2174406), (13, 1505358), (18, 1087203), (26, 752679), (27, 724802), (39, 501786), (54, 362401), (61, 320814), (78, 250893), (117, 167262), (122, 160407), (183, 106938), (234, 83631), (351, 55754), (366, 53469), (457, 42822), (549, 35646), (702, 27877), (793, 24678), (914, 21411), (1098, 17823), (1371, 14274), (1586, 12339), (1647, 11882), (2379, 8226), (2742, 7137), (3294, 5941), (4113, 4758)]