2013478124

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 4066406400

約数和(自身を除く): 2052928276

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 487, 596, 974, 991, 1043, 1948, 1982, 2086, 3409, 3964, 4172, 6818, 6937, 13636, 13874, 27748, 72563, 145126, 147659, 290252, 295318, 482617, 507941, 590636, 965234, 1015882, 1033613, 1930468, 2031764, 2067226, 3378319, 4134452, 6756638, 13513276, 71909933, 143819866, 287639732, 503369531, 1006739062, 2013478124]

約数ペア:

[(1, 2013478124), (2, 1006739062), (4, 503369531), (7, 287639732), (14, 143819866), (28, 71909933), (149, 13513276), (298, 6756638), (487, 4134452), (596, 3378319), (974, 2067226), (991, 2031764), (1043, 1930468), (1948, 1033613), (1982, 1015882), (2086, 965234), (3409, 590636), (3964, 507941), (4172, 482617), (6818, 295318), (6937, 290252), (13636, 147659), (13874, 145126), (27748, 72563)]