20929639968

素因数分解:

$2^5\times 3^2\times {\mathrm{587}}^1\times {\mathrm{123803}}^1$

素因数の和:124406

約数の個数: 72

約数和(自身を含む): 59620539888

約数和(自身を除く): 38690899920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 587, 1174, 1761, 2348, 3522, 4696, 5283, 7044, 9392, 10566, 14088, 18784, 21132, 28176, 42264, 56352, 84528, 123803, 169056, 247606, 371409, 495212, 742818, 990424, 1114227, 1485636, 1980848, 2228454, 2971272, 3961696, 4456908, 5942544, 8913816, 11885088, 17827632, 35655264, 72672361, 145344722, 218017083, 290689444, 436034166, 581378888, 654051249, 872068332, 1162757776, 1308102498, 1744136664, 2325515552, 2616204996, 3488273328, 5232409992, 6976546656, 10464819984, 20929639968]

約数ペア:

[(1, 20929639968), (2, 10464819984), (3, 6976546656), (4, 5232409992), (6, 3488273328), (8, 2616204996), (9, 2325515552), (12, 1744136664), (16, 1308102498), (18, 1162757776), (24, 872068332), (32, 654051249), (36, 581378888), (48, 436034166), (72, 290689444), (96, 218017083), (144, 145344722), (288, 72672361), (587, 35655264), (1174, 17827632), (1761, 11885088), (2348, 8913816), (3522, 5942544), (4696, 4456908), (5283, 3961696), (7044, 2971272), (9392, 2228454), (10566, 1980848), (14088, 1485636), (18784, 1114227), (21132, 990424), (28176, 742818), (42264, 495212), (56352, 371409), (84528, 247606), (123803, 169056)]