20796664455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{383}}^1\times {\mathrm{773}}^1$

素因数の和:1397

約数の個数: 96

約数和(自身を含む): 41543663616

約数和(自身を除く): 20746999161

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 223, 315, 383, 669, 773, 1115, 1149, 1561, 1915, 2007, 2319, 2681, 3345, 3447, 3865, 4683, 5411, 5745, 6957, 7805, 8043, 10035, 11595, 13405, 14049, 16233, 17235, 23415, 24129, 27055, 34785, 40215, 48699, 70245, 81165, 85409, 120645, 172379, 243495, 256227, 296059, 427045, 517137, 597863, 768681, 861895, 888177, 1206653, 1281135, 1480295, 1551411, 1793589, 2072413, 2585685, 2664531, 2989315, 3619959, 3843405, 4440885, 5380767, 6033265, 6217239, 7757055, 8967945, 10362065, 10859877, 13322655, 18099795, 18651717, 26903835, 31086195, 54299385, 66021157, 93258585, 198063471, 330105785, 462148099, 594190413, 990317355, 1386444297, 2310740495, 2970952065, 4159332891, 6932221485, 20796664455]

約数ペア:

[(1, 20796664455), (3, 6932221485), (5, 4159332891), (7, 2970952065), (9, 2310740495), (15, 1386444297), (21, 990317355), (35, 594190413), (45, 462148099), (63, 330105785), (105, 198063471), (223, 93258585), (315, 66021157), (383, 54299385), (669, 31086195), (773, 26903835), (1115, 18651717), (1149, 18099795), (1561, 13322655), (1915, 10859877), (2007, 10362065), (2319, 8967945), (2681, 7757055), (3345, 6217239), (3447, 6033265), (3865, 5380767), (4683, 4440885), (5411, 3843405), (5745, 3619959), (6957, 2989315), (7805, 2664531), (8043, 2585685), (10035, 2072413), (11595, 1793589), (13405, 1551411), (14049, 1480295), (16233, 1281135), (17235, 1206653), (23415, 888177), (24129, 861895), (27055, 768681), (34785, 597863), (40215, 517137), (48699, 427045), (70245, 296059), (81165, 256227), (85409, 243495), (120645, 172379)]