15821624

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 37040640

約数和(自身を除く): 21219016

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 103, 104, 182, 206, 211, 364, 412, 422, 721, 728, 824, 844, 1339, 1442, 1477, 1688, 2678, 2743, 2884, 2954, 5356, 5486, 5768, 5908, 9373, 10712, 10972, 11816, 18746, 19201, 21733, 21944, 37492, 38402, 43466, 74984, 76804, 86932, 152131, 153608, 173864, 282529, 304262, 565058, 608524, 1130116, 1217048, 1977703, 2260232, 3955406, 7910812, 15821624]

約数ペア:

[(1, 15821624), (2, 7910812), (4, 3955406), (7, 2260232), (8, 1977703), (13, 1217048), (14, 1130116), (26, 608524), (28, 565058), (52, 304262), (56, 282529), (91, 173864), (103, 153608), (104, 152131), (182, 86932), (206, 76804), (211, 74984), (364, 43466), (412, 38402), (422, 37492), (721, 21944), (728, 21733), (824, 19201), (844, 18746), (1339, 11816), (1442, 10972), (1477, 10712), (1688, 9373), (2678, 5908), (2743, 5768), (2884, 5486), (2954, 5356)]