18136291288

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{75641}}^1$

素因数の和:75748

約数の個数: 64

約数和(自身を含む): 37742332320

約数和(自身を除く): 19606041032

約数列:

[1, 2, 4, 8, 17, 34, 41, 43, 68, 82, 86, 136, 164, 172, 328, 344, 697, 731, 1394, 1462, 1763, 2788, 2924, 3526, 5576, 5848, 7052, 14104, 29971, 59942, 75641, 119884, 151282, 239768, 302564, 605128, 1285897, 2571794, 3101281, 3252563, 5143588, 6202562, 6505126, 10287176, 12405124, 13010252, 24810248, 26020504, 52721777, 55293571, 105443554, 110587142, 133355083, 210887108, 221174284, 266710166, 421774216, 442348568, 533420332, 1066840664, 2267036411, 4534072822, 9068145644, 18136291288]

約数ペア:

[(1, 18136291288), (2, 9068145644), (4, 4534072822), (8, 2267036411), (17, 1066840664), (34, 533420332), (41, 442348568), (43, 421774216), (68, 266710166), (82, 221174284), (86, 210887108), (136, 133355083), (164, 110587142), (172, 105443554), (328, 55293571), (344, 52721777), (697, 26020504), (731, 24810248), (1394, 13010252), (1462, 12405124), (1763, 10287176), (2788, 6505126), (2924, 6202562), (3526, 5143588), (5576, 3252563), (5848, 3101281), (7052, 2571794), (14104, 1285897), (29971, 605128), (59942, 302564), (75641, 239768), (119884, 151282)]