1628013556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1\times {\mathrm{1697}}^1$

素因数の和:2704

約数の個数: 48

約数和(自身を含む): 3234893760

約数和(自身を除く): 1606880204

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 971, 988, 1697, 1942, 3394, 3884, 6788, 12623, 18449, 22061, 25246, 32243, 36898, 44122, 50492, 64486, 73796, 88244, 128972, 239837, 419159, 479674, 838318, 959348, 1647787, 1676636, 3295574, 6591148, 21421231, 31307953, 42842462, 62615906, 85684924, 125231812, 407003389, 814006778, 1628013556]

約数ペア:

[(1, 1628013556), (2, 814006778), (4, 407003389), (13, 125231812), (19, 85684924), (26, 62615906), (38, 42842462), (52, 31307953), (76, 21421231), (247, 6591148), (494, 3295574), (971, 1676636), (988, 1647787), (1697, 959348), (1942, 838318), (3394, 479674), (3884, 419159), (6788, 239837), (12623, 128972), (18449, 88244), (22061, 73796), (25246, 64486), (32243, 50492), (36898, 44122)]