20346005556

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{293}}^1\times {\mathrm{21673}}^1$

素因数の和:22065

約数の個数: 72

約数和(自身を含む): 52187957640

約数和(自身を除く): 31841952084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 293, 356, 534, 586, 801, 879, 1068, 1172, 1602, 1758, 2637, 3204, 3516, 5274, 10548, 21673, 26077, 43346, 52154, 65019, 78231, 86692, 104308, 130038, 156462, 195057, 234693, 260076, 312924, 390114, 469386, 780228, 938772, 1928897, 3857794, 5786691, 6350189, 7715588, 11573382, 12700378, 17360073, 19050567, 23146764, 25400756, 34720146, 38101134, 57151701, 69440292, 76202268, 114303402, 228606804, 565166821, 1130333642, 1695500463, 2260667284, 3391000926, 5086501389, 6782001852, 10173002778, 20346005556]

約数ペア:

[(1, 20346005556), (2, 10173002778), (3, 6782001852), (4, 5086501389), (6, 3391000926), (9, 2260667284), (12, 1695500463), (18, 1130333642), (36, 565166821), (89, 228606804), (178, 114303402), (267, 76202268), (293, 69440292), (356, 57151701), (534, 38101134), (586, 34720146), (801, 25400756), (879, 23146764), (1068, 19050567), (1172, 17360073), (1602, 12700378), (1758, 11573382), (2637, 7715588), (3204, 6350189), (3516, 5786691), (5274, 3857794), (10548, 1928897), (21673, 938772), (26077, 780228), (43346, 469386), (52154, 390114), (65019, 312924), (78231, 260076), (86692, 234693), (104308, 195057), (130038, 156462)]