20179602

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:727

約数の個数: 48

約数和(自身を含む): 46275840

約数和(自身を除く): 26096238

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 79, 138, 158, 207, 237, 414, 474, 617, 711, 1234, 1422, 1817, 1851, 3634, 3702, 5451, 5553, 10902, 11106, 14191, 16353, 28382, 32706, 42573, 48743, 85146, 97486, 127719, 146229, 255438, 292458, 438687, 877374, 1121089, 2242178, 3363267, 6726534, 10089801, 20179602]

約数ペア:

[(1, 20179602), (2, 10089801), (3, 6726534), (6, 3363267), (9, 2242178), (18, 1121089), (23, 877374), (46, 438687), (69, 292458), (79, 255438), (138, 146229), (158, 127719), (207, 97486), (237, 85146), (414, 48743), (474, 42573), (617, 32706), (711, 28382), (1234, 16353), (1422, 14191), (1817, 11106), (1851, 10902), (3634, 5553), (3702, 5451)]