20139394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 34372800

約数和(自身を除く): 14233406

約数列:

[1, 2, 11, 22, 43, 61, 86, 122, 349, 473, 671, 698, 946, 1342, 2623, 3839, 5246, 7678, 15007, 21289, 28853, 30014, 42578, 57706, 165077, 234179, 330154, 468358, 915427, 1830854, 10069697, 20139394]

約数ペア:

[(1, 20139394), (2, 10069697), (11, 1830854), (22, 915427), (43, 468358), (61, 330154), (86, 234179), (122, 165077), (349, 57706), (473, 42578), (671, 30014), (698, 28853), (946, 21289), (1342, 15007), (2623, 7678), (3839, 5246)]