20266974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12373}}^1$

素因数の和:12401

約数の個数: 48

約数和(自身を含む): 54049632

約数和(自身を除く): 33782658

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 12373, 24746, 37119, 74238, 86611, 111357, 160849, 173222, 222714, 259833, 321698, 482547, 519666, 779499, 965094, 1125943, 1447641, 1558998, 2251886, 2895282, 3377829, 6755658, 10133487, 20266974]

約数ペア:

[(1, 20266974), (2, 10133487), (3, 6755658), (6, 3377829), (7, 2895282), (9, 2251886), (13, 1558998), (14, 1447641), (18, 1125943), (21, 965094), (26, 779499), (39, 519666), (42, 482547), (63, 321698), (78, 259833), (91, 222714), (117, 173222), (126, 160849), (182, 111357), (234, 86611), (273, 74238), (546, 37119), (819, 24746), (1638, 12373)]