31220464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{991}}^1$

素因数の和:1189

約数の個数: 40

約数和(自身を含む): 66424320

約数和(自身を除く): 35203856

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 179, 358, 716, 991, 1432, 1969, 1982, 2864, 3938, 3964, 7876, 7928, 10901, 15752, 15856, 21802, 31504, 43604, 87208, 174416, 177389, 354778, 709556, 1419112, 1951279, 2838224, 3902558, 7805116, 15610232, 31220464]

約数ペア:

[(1, 31220464), (2, 15610232), (4, 7805116), (8, 3902558), (11, 2838224), (16, 1951279), (22, 1419112), (44, 709556), (88, 354778), (176, 177389), (179, 174416), (358, 87208), (716, 43604), (991, 31504), (1432, 21802), (1969, 15856), (1982, 15752), (2864, 10901), (3938, 7928), (3964, 7876)]