20252176

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 48885760

約数和(自身を除く): 28633584

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 307, 434, 496, 532, 589, 614, 868, 1064, 1178, 1228, 1736, 2128, 2149, 2356, 2456, 3472, 4123, 4298, 4712, 4912, 5833, 8246, 8596, 9424, 9517, 11666, 16492, 17192, 19034, 23332, 32984, 34384, 38068, 40831, 46664, 65968, 66619, 76136, 81662, 93328, 133238, 152272, 163324, 180823, 266476, 326648, 361646, 532952, 653296, 723292, 1065904, 1265761, 1446584, 2531522, 2893168, 5063044, 10126088, 20252176]

約数ペア:

[(1, 20252176), (2, 10126088), (4, 5063044), (7, 2893168), (8, 2531522), (14, 1446584), (16, 1265761), (19, 1065904), (28, 723292), (31, 653296), (38, 532952), (56, 361646), (62, 326648), (76, 266476), (112, 180823), (124, 163324), (133, 152272), (152, 133238), (217, 93328), (248, 81662), (266, 76136), (304, 66619), (307, 65968), (434, 46664), (496, 40831), (532, 38068), (589, 34384), (614, 32984), (868, 23332), (1064, 19034), (1178, 17192), (1228, 16492), (1736, 11666), (2128, 9517), (2149, 9424), (2356, 8596), (2456, 8246), (3472, 5833), (4123, 4912), (4298, 4712)]