4047989938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{421}}^1\times {\mathrm{631}}^1$

素因数の和:1474

約数の個数: 32

約数和(自身を含む): 6432900480

約数和(自身を除く): 2384910542

約数列:

[1, 2, 19, 38, 401, 421, 631, 802, 842, 1262, 7619, 7999, 11989, 15238, 15998, 23978, 168821, 253031, 265651, 337642, 506062, 531302, 3207599, 4807589, 5047369, 6415198, 9615178, 10094738, 106526051, 213052102, 2023994969, 4047989938]

約数ペア:

[(1, 4047989938), (2, 2023994969), (19, 213052102), (38, 106526051), (401, 10094738), (421, 9615178), (631, 6415198), (802, 5047369), (842, 4807589), (1262, 3207599), (7619, 531302), (7999, 506062), (11989, 337642), (15238, 265651), (15998, 253031), (23978, 168821)]