31943392

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2477}}^1$

素因数の和:2531

約数の個数: 48

約数和(自身を含む): 69939072

約数和(自身を除く): 37995680

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 2477, 3224, 4954, 6448, 9908, 12896, 19816, 32201, 39632, 64402, 76787, 79264, 128804, 153574, 257608, 307148, 515216, 614296, 998231, 1030432, 1228592, 1996462, 2457184, 3992924, 7985848, 15971696, 31943392]

約数ペア:

[(1, 31943392), (2, 15971696), (4, 7985848), (8, 3992924), (13, 2457184), (16, 1996462), (26, 1228592), (31, 1030432), (32, 998231), (52, 614296), (62, 515216), (104, 307148), (124, 257608), (208, 153574), (248, 128804), (403, 79264), (416, 76787), (496, 64402), (806, 39632), (992, 32201), (1612, 19816), (2477, 12896), (3224, 9908), (4954, 6448)]