20184867219

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4999}}^1\times {\mathrm{3947}}^1$

素因数の和:8991

約数の個数: 32

約数和(自身を含む): 30320640000

約数和(自身を除く): 10135772781

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 3947, 4999, 11841, 14997, 43417, 54989, 122357, 130251, 154969, 164967, 367071, 464907, 1345927, 1704659, 4037781, 5113977, 19731053, 59193159, 217041583, 611662643, 651124749, 1834987929, 6728289073, 20184867219]

約数ペア:

[(1, 20184867219), (3, 6728289073), (11, 1834987929), (31, 651124749), (33, 611662643), (93, 217041583), (341, 59193159), (1023, 19731053), (3947, 5113977), (4999, 4037781), (11841, 1704659), (14997, 1345927), (43417, 464907), (54989, 367071), (122357, 164967), (130251, 154969)]