25412728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15199}}^1$

素因数の和:15235

約数の個数: 32

約数和(自身を含む): 54720000

約数和(自身を除く): 29307272

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 15199, 30398, 60796, 121592, 167189, 288781, 334378, 577562, 668756, 1155124, 1337512, 2310248, 3176591, 6353182, 12706364, 25412728]

約数ペア:

[(1, 25412728), (2, 12706364), (4, 6353182), (8, 3176591), (11, 2310248), (19, 1337512), (22, 1155124), (38, 668756), (44, 577562), (76, 334378), (88, 288781), (152, 167189), (209, 121592), (418, 60796), (836, 30398), (1672, 15199)]