20171939754

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{16927}}^1$

素因数の和:17155

約数の個数: 64

約数和(自身を含む): 42902323200

約数和(自身を除く): 22730383446

約数列:

[1, 2, 3, 6, 31, 43, 62, 86, 93, 129, 149, 186, 258, 298, 447, 894, 1333, 2666, 3999, 4619, 6407, 7998, 9238, 12814, 13857, 16927, 19221, 27714, 33854, 38442, 50781, 101562, 198617, 397234, 524737, 595851, 727861, 1049474, 1191702, 1455722, 1574211, 2183583, 2522123, 3148422, 4367166, 5044246, 7566369, 15132738, 22563691, 45127382, 67691073, 78185813, 108451289, 135382146, 156371626, 216902578, 234557439, 325353867, 469114878, 650707734, 3361989959, 6723979918, 10085969877, 20171939754]

約数ペア:

[(1, 20171939754), (2, 10085969877), (3, 6723979918), (6, 3361989959), (31, 650707734), (43, 469114878), (62, 325353867), (86, 234557439), (93, 216902578), (129, 156371626), (149, 135382146), (186, 108451289), (258, 78185813), (298, 67691073), (447, 45127382), (894, 22563691), (1333, 15132738), (2666, 7566369), (3999, 5044246), (4619, 4367166), (6407, 3148422), (7998, 2522123), (9238, 2183583), (12814, 1574211), (13857, 1455722), (16927, 1191702), (19221, 1049474), (27714, 727861), (33854, 595851), (38442, 524737), (50781, 397234), (101562, 198617)]