18845967

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 30528000

約数和(自身を除く): 11682033

約数列:

[1, 3, 7, 19, 21, 57, 133, 149, 317, 399, 447, 951, 1043, 2219, 2831, 3129, 6023, 6657, 8493, 18069, 19817, 42161, 47233, 59451, 126483, 141699, 330631, 897427, 991893, 2692281, 6281989, 18845967]

約数ペア:

[(1, 18845967), (3, 6281989), (7, 2692281), (19, 991893), (21, 897427), (57, 330631), (133, 141699), (149, 126483), (317, 59451), (399, 47233), (447, 42161), (951, 19817), (1043, 18069), (2219, 8493), (2831, 6657), (3129, 6023)]