19647498

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{761}}^1$

素因数の和:1110

約数の個数: 32

約数和(自身を含む): 42501312

約数和(自身を除く): 22853814

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 331, 662, 761, 993, 1522, 1986, 2283, 4303, 4566, 8606, 9893, 12909, 19786, 25818, 29679, 59358, 251891, 503782, 755673, 1511346, 3274583, 6549166, 9823749, 19647498]

約数ペア:

[(1, 19647498), (2, 9823749), (3, 6549166), (6, 3274583), (13, 1511346), (26, 755673), (39, 503782), (78, 251891), (331, 59358), (662, 29679), (761, 25818), (993, 19786), (1522, 12909), (1986, 9893), (2283, 8606), (4303, 4566)]