31915136

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1193}}^1$

素因数の和:1237

約数の個数: 64

約数和(自身を含む): 73072800

約数和(自身を除く): 41157664

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 128, 152, 176, 209, 304, 352, 418, 608, 704, 836, 1193, 1216, 1408, 1672, 2386, 2432, 3344, 4772, 6688, 9544, 13123, 13376, 19088, 22667, 26246, 26752, 38176, 45334, 52492, 76352, 90668, 104984, 152704, 181336, 209968, 249337, 362672, 419936, 498674, 725344, 839872, 997348, 1450688, 1679744, 1994696, 2901376, 3989392, 7978784, 15957568, 31915136]

約数ペア:

[(1, 31915136), (2, 15957568), (4, 7978784), (8, 3989392), (11, 2901376), (16, 1994696), (19, 1679744), (22, 1450688), (32, 997348), (38, 839872), (44, 725344), (64, 498674), (76, 419936), (88, 362672), (128, 249337), (152, 209968), (176, 181336), (209, 152704), (304, 104984), (352, 90668), (418, 76352), (608, 52492), (704, 45334), (836, 38176), (1193, 26752), (1216, 26246), (1408, 22667), (1672, 19088), (2386, 13376), (2432, 13123), (3344, 9544), (4772, 6688)]