25939408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7757}}^1$

素因数の和:7795

約数の個数: 40

約数和(自身を含む): 57719520

約数和(自身を除く): 31780112

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 7757, 15514, 31028, 62056, 85327, 124112, 147383, 170654, 294766, 341308, 589532, 682616, 1179064, 1365232, 1621213, 2358128, 3242426, 6484852, 12969704, 25939408]

約数ペア:

[(1, 25939408), (2, 12969704), (4, 6484852), (8, 3242426), (11, 2358128), (16, 1621213), (19, 1365232), (22, 1179064), (38, 682616), (44, 589532), (76, 341308), (88, 294766), (152, 170654), (176, 147383), (209, 124112), (304, 85327), (418, 62056), (836, 31028), (1672, 15514), (3344, 7757)]