20189537517

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{12911}}^1$

素因数の和:13241

約数の個数: 32

約数和(自身を含む): 28470030336

約数和(自身を除く): 8280492819

約数列:

[1, 3, 23, 69, 131, 173, 393, 519, 3013, 3979, 9039, 11937, 12911, 22663, 38733, 67989, 296953, 521249, 890859, 1563747, 1691341, 2233603, 5074023, 6700809, 38900843, 51372869, 116702529, 154118607, 292601993, 877805979, 6729845839, 20189537517]

約数ペア:

[(1, 20189537517), (3, 6729845839), (23, 877805979), (69, 292601993), (131, 154118607), (173, 116702529), (393, 51372869), (519, 38900843), (3013, 6700809), (3979, 5074023), (9039, 2233603), (11937, 1691341), (12911, 1563747), (22663, 890859), (38733, 521249), (67989, 296953)]