20157084

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 52944528

約数和(自身を除く): 32787444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 67, 122, 134, 137, 183, 201, 244, 268, 274, 366, 402, 411, 548, 549, 603, 732, 804, 822, 1098, 1206, 1233, 1644, 2196, 2412, 2466, 4087, 4932, 8174, 8357, 9179, 12261, 16348, 16714, 18358, 24522, 25071, 27537, 33428, 36716, 36783, 49044, 50142, 55074, 73566, 75213, 82611, 100284, 110148, 147132, 150426, 165222, 300852, 330444, 559919, 1119838, 1679757, 2239676, 3359514, 5039271, 6719028, 10078542, 20157084]

約数ペア:

[(1, 20157084), (2, 10078542), (3, 6719028), (4, 5039271), (6, 3359514), (9, 2239676), (12, 1679757), (18, 1119838), (36, 559919), (61, 330444), (67, 300852), (122, 165222), (134, 150426), (137, 147132), (183, 110148), (201, 100284), (244, 82611), (268, 75213), (274, 73566), (366, 55074), (402, 50142), (411, 49044), (548, 36783), (549, 36716), (603, 33428), (732, 27537), (804, 25071), (822, 24522), (1098, 18358), (1206, 16714), (1233, 16348), (1644, 12261), (2196, 9179), (2412, 8357), (2466, 8174), (4087, 4932)]