31840796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 64209600

約数和(自身を除く): 32368804

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 181, 199, 221, 362, 398, 442, 724, 796, 884, 2353, 2587, 3077, 3383, 4706, 5174, 6154, 6766, 9412, 10348, 12308, 13532, 36019, 40001, 43979, 72038, 80002, 87958, 144076, 160004, 175916, 468247, 612323, 936494, 1224646, 1872988, 2449292, 7960199, 15920398, 31840796]

約数ペア:

[(1, 31840796), (2, 15920398), (4, 7960199), (13, 2449292), (17, 1872988), (26, 1224646), (34, 936494), (52, 612323), (68, 468247), (181, 175916), (199, 160004), (221, 144076), (362, 87958), (398, 80002), (442, 72038), (724, 43979), (796, 40001), (884, 36019), (2353, 13532), (2587, 12308), (3077, 10348), (3383, 9412), (4706, 6766), (5174, 6154)]