19755528

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2753}}^1$

素因数の和:2798

約数の個数: 64

約数和(自身を含む): 55520640

約数和(自身を除く): 35765112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 2753, 3588, 5506, 7176, 8259, 11012, 16518, 22024, 33036, 35789, 63319, 66072, 71578, 107367, 126638, 143156, 189957, 214734, 253276, 286312, 379914, 429468, 506552, 759828, 823147, 858936, 1519656, 1646294, 2469441, 3292588, 4938882, 6585176, 9877764, 19755528]

約数ペア:

[(1, 19755528), (2, 9877764), (3, 6585176), (4, 4938882), (6, 3292588), (8, 2469441), (12, 1646294), (13, 1519656), (23, 858936), (24, 823147), (26, 759828), (39, 506552), (46, 429468), (52, 379914), (69, 286312), (78, 253276), (92, 214734), (104, 189957), (138, 143156), (156, 126638), (184, 107367), (276, 71578), (299, 66072), (312, 63319), (552, 35789), (598, 33036), (897, 22024), (1196, 16518), (1794, 11012), (2392, 8259), (2753, 7176), (3588, 5506)]