19671424

素因数分解:

$2^7\times {\mathrm{313}}^1\times {\mathrm{491}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 39394440

約数和(自身を除く): 19723016

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 313, 491, 626, 982, 1252, 1964, 2504, 3928, 5008, 7856, 10016, 15712, 20032, 31424, 40064, 62848, 153683, 307366, 614732, 1229464, 2458928, 4917856, 9835712, 19671424]

約数ペア:

[(1, 19671424), (2, 9835712), (4, 4917856), (8, 2458928), (16, 1229464), (32, 614732), (64, 307366), (128, 153683), (313, 62848), (491, 40064), (626, 31424), (982, 20032), (1252, 15712), (1964, 10016), (2504, 7856), (3928, 5008)]