20683872

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{6529}}^1$

素因数の和:6556

約数の個数: 72

約数和(自身を含む): 64176840

約数和(自身を除く): 43492968

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 6529, 13058, 19587, 26116, 39174, 52232, 58761, 71819, 78348, 104464, 117522, 143638, 156696, 208928, 215457, 235044, 287276, 313392, 430914, 470088, 574552, 626784, 646371, 861828, 940176, 1149104, 1292742, 1723656, 1880352, 2298208, 2585484, 3447312, 5170968, 6894624, 10341936, 20683872]

約数ペア:

[(1, 20683872), (2, 10341936), (3, 6894624), (4, 5170968), (6, 3447312), (8, 2585484), (9, 2298208), (11, 1880352), (12, 1723656), (16, 1292742), (18, 1149104), (22, 940176), (24, 861828), (32, 646371), (33, 626784), (36, 574552), (44, 470088), (48, 430914), (66, 313392), (72, 287276), (88, 235044), (96, 215457), (99, 208928), (132, 156696), (144, 143638), (176, 117522), (198, 104464), (264, 78348), (288, 71819), (352, 58761), (396, 52232), (528, 39174), (792, 26116), (1056, 19587), (1584, 13058), (3168, 6529)]