20103768

素因数分解:

$2^3\times 3^3\times {\mathrm{163}}^1\times {\mathrm{571}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 56284800

約数和(自身を除く): 36181032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 163, 216, 326, 489, 571, 652, 978, 1142, 1304, 1467, 1713, 1956, 2284, 2934, 3426, 3912, 4401, 4568, 5139, 5868, 6852, 8802, 10278, 11736, 13704, 15417, 17604, 20556, 30834, 35208, 41112, 61668, 93073, 123336, 186146, 279219, 372292, 558438, 744584, 837657, 1116876, 1675314, 2233752, 2512971, 3350628, 5025942, 6701256, 10051884, 20103768]

約数ペア:

[(1, 20103768), (2, 10051884), (3, 6701256), (4, 5025942), (6, 3350628), (8, 2512971), (9, 2233752), (12, 1675314), (18, 1116876), (24, 837657), (27, 744584), (36, 558438), (54, 372292), (72, 279219), (108, 186146), (163, 123336), (216, 93073), (326, 61668), (489, 41112), (571, 35208), (652, 30834), (978, 20556), (1142, 17604), (1304, 15417), (1467, 13704), (1713, 11736), (1956, 10278), (2284, 8802), (2934, 6852), (3426, 5868), (3912, 5139), (4401, 4568)]