20524914

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:173

約数の個数: 80

約数和(自身を含む): 48973056

約数和(自身を除く): 28448142

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 61, 62, 67, 81, 93, 122, 134, 162, 183, 186, 201, 279, 366, 402, 549, 558, 603, 837, 1098, 1206, 1647, 1674, 1809, 1891, 2077, 2511, 3294, 3618, 3782, 4087, 4154, 4941, 5022, 5427, 5673, 6231, 8174, 9882, 10854, 11346, 12261, 12462, 17019, 18693, 24522, 34038, 36783, 37386, 51057, 56079, 73566, 102114, 110349, 112158, 126697, 153171, 168237, 220698, 253394, 306342, 331047, 336474, 380091, 662094, 760182, 1140273, 2280546, 3420819, 6841638, 10262457, 20524914]

約数ペア:

[(1, 20524914), (2, 10262457), (3, 6841638), (6, 3420819), (9, 2280546), (18, 1140273), (27, 760182), (31, 662094), (54, 380091), (61, 336474), (62, 331047), (67, 306342), (81, 253394), (93, 220698), (122, 168237), (134, 153171), (162, 126697), (183, 112158), (186, 110349), (201, 102114), (279, 73566), (366, 56079), (402, 51057), (549, 37386), (558, 36783), (603, 34038), (837, 24522), (1098, 18693), (1206, 17019), (1647, 12462), (1674, 12261), (1809, 11346), (1891, 10854), (2077, 9882), (2511, 8174), (3294, 6231), (3618, 5673), (3782, 5427), (4087, 5022), (4154, 4941)]