31838404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 63645120

約数和(自身を除く): 31806716

約数列:

[1, 2, 4, 13, 26, 29, 43, 52, 58, 86, 116, 172, 377, 491, 559, 754, 982, 1118, 1247, 1508, 1964, 2236, 2494, 4988, 6383, 12766, 14239, 16211, 21113, 25532, 28478, 32422, 42226, 56956, 64844, 84452, 185107, 274469, 370214, 548938, 612277, 740428, 1097876, 1224554, 2449108, 7959601, 15919202, 31838404]

約数ペア:

[(1, 31838404), (2, 15919202), (4, 7959601), (13, 2449108), (26, 1224554), (29, 1097876), (43, 740428), (52, 612277), (58, 548938), (86, 370214), (116, 274469), (172, 185107), (377, 84452), (491, 64844), (559, 56956), (754, 42226), (982, 32422), (1118, 28478), (1247, 25532), (1508, 21113), (1964, 16211), (2236, 14239), (2494, 12766), (4988, 6383)]