25203728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7537}}^1$

素因数の和:7575

約数の個数: 40

約数和(自身を含む): 56082720

約数和(自身を除く): 30878992

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 7537, 15074, 30148, 60296, 82907, 120592, 143203, 165814, 286406, 331628, 572812, 663256, 1145624, 1326512, 1575233, 2291248, 3150466, 6300932, 12601864, 25203728]

約数ペア:

[(1, 25203728), (2, 12601864), (4, 6300932), (8, 3150466), (11, 2291248), (16, 1575233), (19, 1326512), (22, 1145624), (38, 663256), (44, 572812), (76, 331628), (88, 286406), (152, 165814), (176, 143203), (209, 120592), (304, 82907), (418, 60296), (836, 30148), (1672, 15074), (3344, 7537)]