201001684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1553}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 402050880

約数和(自身を除く): 201049196

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 131, 247, 262, 494, 524, 988, 1553, 1703, 2489, 3106, 3406, 4978, 6212, 6812, 9956, 20189, 29507, 32357, 40378, 59014, 64714, 80756, 118028, 129428, 203443, 383591, 406886, 767182, 813772, 1534364, 2644759, 3865417, 5289518, 7730834, 10579036, 15461668, 50250421, 100500842, 201001684]

約数ペア:

[(1, 201001684), (2, 100500842), (4, 50250421), (13, 15461668), (19, 10579036), (26, 7730834), (38, 5289518), (52, 3865417), (76, 2644759), (131, 1534364), (247, 813772), (262, 767182), (494, 406886), (524, 383591), (988, 203443), (1553, 129428), (1703, 118028), (2489, 80756), (3106, 64714), (3406, 59014), (4978, 40378), (6212, 32357), (6812, 29507), (9956, 20189)]