20214678

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3877}}^1$

素因数の和:3972

約数の個数: 32

約数和(自身を含む): 44674560

約数和(自身を除く): 24459882

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 79, 158, 237, 474, 869, 1738, 2607, 3877, 5214, 7754, 11631, 23262, 42647, 85294, 127941, 255882, 306283, 612566, 918849, 1837698, 3369113, 6738226, 10107339, 20214678]

約数ペア:

[(1, 20214678), (2, 10107339), (3, 6738226), (6, 3369113), (11, 1837698), (22, 918849), (33, 612566), (66, 306283), (79, 255882), (158, 127941), (237, 85294), (474, 42647), (869, 23262), (1738, 11631), (2607, 7754), (3877, 5214)]