20217332008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{14891}}^1$

素因数の和:15130

約数の個数: 64

約数和(自身を含む): 41012568000

約数和(自身を除く): 20795235992

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 149, 268, 298, 536, 596, 1139, 1192, 2278, 2533, 4556, 5066, 9112, 9983, 10132, 14891, 19966, 20264, 29782, 39932, 59564, 79864, 119128, 169711, 253147, 339422, 506294, 678844, 997697, 1012588, 1357688, 1995394, 2025176, 2218759, 3990788, 4437518, 7981576, 8875036, 16960849, 17750072, 33921698, 37718903, 67843396, 75437806, 135686792, 148656853, 150875612, 297313706, 301751224, 594627412, 1189254824, 2527166501, 5054333002, 10108666004, 20217332008]

約数ペア:

[(1, 20217332008), (2, 10108666004), (4, 5054333002), (8, 2527166501), (17, 1189254824), (34, 594627412), (67, 301751224), (68, 297313706), (134, 150875612), (136, 148656853), (149, 135686792), (268, 75437806), (298, 67843396), (536, 37718903), (596, 33921698), (1139, 17750072), (1192, 16960849), (2278, 8875036), (2533, 7981576), (4556, 4437518), (5066, 3990788), (9112, 2218759), (9983, 2025176), (10132, 1995394), (14891, 1357688), (19966, 1012588), (20264, 997697), (29782, 678844), (39932, 506294), (59564, 339422), (79864, 253147), (119128, 169711)]