9920248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 22014720

約数和(自身を除く): 12094472

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 181, 221, 248, 362, 403, 442, 527, 724, 806, 884, 1054, 1448, 1612, 1768, 2108, 2353, 3077, 3224, 4216, 4706, 5611, 6154, 6851, 9412, 11222, 12308, 13702, 18824, 22444, 24616, 27404, 40001, 44888, 54808, 72943, 80002, 95387, 145886, 160004, 190774, 291772, 320008, 381548, 583544, 763096, 1240031, 2480062, 4960124, 9920248]

約数ペア:

[(1, 9920248), (2, 4960124), (4, 2480062), (8, 1240031), (13, 763096), (17, 583544), (26, 381548), (31, 320008), (34, 291772), (52, 190774), (62, 160004), (68, 145886), (104, 95387), (124, 80002), (136, 72943), (181, 54808), (221, 44888), (248, 40001), (362, 27404), (403, 24616), (442, 22444), (527, 18824), (724, 13702), (806, 12308), (884, 11222), (1054, 9412), (1448, 6851), (1612, 6154), (1768, 5611), (2108, 4706), (2353, 4216), (3077, 3224)]