31368272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{631}}^1$

素因数の和:891

約数の個数: 40

約数和(自身を含む): 65829120

約数和(自身を除く): 34460848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 239, 478, 631, 956, 1262, 1912, 2524, 3107, 3824, 5048, 6214, 8203, 10096, 12428, 16406, 24856, 32812, 49712, 65624, 131248, 150809, 301618, 603236, 1206472, 1960517, 2412944, 3921034, 7842068, 15684136, 31368272]

約数ペア:

[(1, 31368272), (2, 15684136), (4, 7842068), (8, 3921034), (13, 2412944), (16, 1960517), (26, 1206472), (52, 603236), (104, 301618), (208, 150809), (239, 131248), (478, 65624), (631, 49712), (956, 32812), (1262, 24856), (1912, 16406), (2524, 12428), (3107, 10096), (3824, 8203), (5048, 6214)]