20137509976

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1\times {\mathrm{2371}}^1$

素因数の和:3920

約数の個数: 64

約数和(自身を含む): 40714905600

約数和(自身を除く): 20577395624

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 124, 184, 248, 713, 1426, 1489, 2371, 2852, 2978, 4742, 5704, 5956, 9484, 11912, 18968, 34247, 46159, 54533, 68494, 73501, 92318, 109066, 136988, 147002, 184636, 218132, 273976, 294004, 369272, 436264, 588008, 1061657, 1690523, 2123314, 3381046, 3530419, 4246628, 6762092, 7060838, 8493256, 13524184, 14121676, 28243352, 81199637, 109442989, 162399274, 218885978, 324798548, 437771956, 649597096, 875543912, 2517188747, 5034377494, 10068754988, 20137509976]

約数ペア:

[(1, 20137509976), (2, 10068754988), (4, 5034377494), (8, 2517188747), (23, 875543912), (31, 649597096), (46, 437771956), (62, 324798548), (92, 218885978), (124, 162399274), (184, 109442989), (248, 81199637), (713, 28243352), (1426, 14121676), (1489, 13524184), (2371, 8493256), (2852, 7060838), (2978, 6762092), (4742, 4246628), (5704, 3530419), (5956, 3381046), (9484, 2123314), (11912, 1690523), (18968, 1061657), (34247, 588008), (46159, 436264), (54533, 369272), (68494, 294004), (73501, 273976), (92318, 218132), (109066, 184636), (136988, 147002)]