20295648

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{3709}}^1$

素因数の和:3744

約数の個数: 72

約数和(自身を含む): 60769800

約数和(自身を除く): 40474152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 3709, 5472, 7418, 11127, 14836, 22254, 29672, 33381, 44508, 59344, 66762, 70471, 89016, 118688, 133524, 140942, 178032, 211413, 267048, 281884, 356064, 422826, 534096, 563768, 634239, 845652, 1068192, 1127536, 1268478, 1691304, 2255072, 2536956, 3382608, 5073912, 6765216, 10147824, 20295648]

約数ペア:

[(1, 20295648), (2, 10147824), (3, 6765216), (4, 5073912), (6, 3382608), (8, 2536956), (9, 2255072), (12, 1691304), (16, 1268478), (18, 1127536), (19, 1068192), (24, 845652), (32, 634239), (36, 563768), (38, 534096), (48, 422826), (57, 356064), (72, 281884), (76, 267048), (96, 211413), (114, 178032), (144, 140942), (152, 133524), (171, 118688), (228, 89016), (288, 70471), (304, 66762), (342, 59344), (456, 44508), (608, 33381), (684, 29672), (912, 22254), (1368, 14836), (1824, 11127), (2736, 7418), (3709, 5472)]