20199892552

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{16529}}^1$

素因数の和:16838

約数の個数: 64

約数和(自身を含む): 43877232000

約数和(自身を除く): 23677339448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 157, 278, 314, 556, 628, 973, 1099, 1112, 1256, 1946, 2198, 3892, 4396, 7784, 8792, 16529, 21823, 33058, 43646, 66116, 87292, 115703, 132232, 152761, 174584, 231406, 305522, 462812, 611044, 925624, 1222088, 2297531, 2595053, 4595062, 5190106, 9190124, 10380212, 16082717, 18165371, 18380248, 20760424, 32165434, 36330742, 64330868, 72661484, 128661736, 145322968, 360712367, 721424734, 1442849468, 2524986569, 2885698936, 5049973138, 10099946276, 20199892552]

約数ペア:

[(1, 20199892552), (2, 10099946276), (4, 5049973138), (7, 2885698936), (8, 2524986569), (14, 1442849468), (28, 721424734), (56, 360712367), (139, 145322968), (157, 128661736), (278, 72661484), (314, 64330868), (556, 36330742), (628, 32165434), (973, 20760424), (1099, 18380248), (1112, 18165371), (1256, 16082717), (1946, 10380212), (2198, 9190124), (3892, 5190106), (4396, 4595062), (7784, 2595053), (8792, 2297531), (16529, 1222088), (21823, 925624), (33058, 611044), (43646, 462812), (66116, 305522), (87292, 231406), (115703, 174584), (132232, 152761)]