20131108192

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{213181}}^1$

素因数の和:213431

約数の個数: 48

約数和(自身を含む): 42870047472

約数和(自身を除く): 22738939280

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 227, 416, 454, 908, 1816, 2951, 3632, 5902, 7264, 11804, 23608, 47216, 94432, 213181, 426362, 852724, 1705448, 2771353, 3410896, 5542706, 6821792, 11085412, 22170824, 44341648, 48392087, 88683296, 96784174, 193568348, 387136696, 629097131, 774273392, 1258194262, 1548546784, 2516388524, 5032777048, 10065554096, 20131108192]

約数ペア:

[(1, 20131108192), (2, 10065554096), (4, 5032777048), (8, 2516388524), (13, 1548546784), (16, 1258194262), (26, 774273392), (32, 629097131), (52, 387136696), (104, 193568348), (208, 96784174), (227, 88683296), (416, 48392087), (454, 44341648), (908, 22170824), (1816, 11085412), (2951, 6821792), (3632, 5542706), (5902, 3410896), (7264, 2771353), (11804, 1705448), (23608, 852724), (47216, 426362), (94432, 213181)]