1813398568

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{18701}}^1$

素因数の和:18778

約数の個数: 64

約数和(自身を含む): 3878046720

約数和(自身を除く): 2064648152

約数列:

[1, 2, 4, 8, 17, 23, 31, 34, 46, 62, 68, 92, 124, 136, 184, 248, 391, 527, 713, 782, 1054, 1426, 1564, 2108, 2852, 3128, 4216, 5704, 12121, 18701, 24242, 37402, 48484, 74804, 96968, 149608, 317917, 430123, 579731, 635834, 860246, 1159462, 1271668, 1720492, 2318924, 2543336, 3440984, 4637848, 7312091, 9855427, 13333813, 14624182, 19710854, 26667626, 29248364, 39421708, 53335252, 58496728, 78843416, 106670504, 226674821, 453349642, 906699284, 1813398568]

約数ペア:

[(1, 1813398568), (2, 906699284), (4, 453349642), (8, 226674821), (17, 106670504), (23, 78843416), (31, 58496728), (34, 53335252), (46, 39421708), (62, 29248364), (68, 26667626), (92, 19710854), (124, 14624182), (136, 13333813), (184, 9855427), (248, 7312091), (391, 4637848), (527, 3440984), (713, 2543336), (782, 2318924), (1054, 1720492), (1426, 1271668), (1564, 1159462), (2108, 860246), (2852, 635834), (3128, 579731), (4216, 430123), (5704, 317917), (12121, 149608), (18701, 96968), (24242, 74804), (37402, 48484)]