20239893544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{633923}}^1$

素因数の和:634249

約数の個数: 32

約数和(自身を含む): 41002204320

約数和(自身を除く): 20762310776

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 307, 614, 1228, 2456, 3991, 7982, 15964, 31928, 633923, 1267846, 2535692, 5071384, 8240999, 16481998, 32963996, 65927992, 194614361, 389228722, 778457444, 1556914888, 2529986693, 5059973386, 10119946772, 20239893544]

約数ペア:

[(1, 20239893544), (2, 10119946772), (4, 5059973386), (8, 2529986693), (13, 1556914888), (26, 778457444), (52, 389228722), (104, 194614361), (307, 65927992), (614, 32963996), (1228, 16481998), (2456, 8240999), (3991, 5071384), (7982, 2535692), (15964, 1267846), (31928, 633923)]