919701904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2063}}^1$

素因数の和:2248

約数の個数: 80

約数和(自身を含む): 2073081600

約数和(自身を除く): 1153379696

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 149, 176, 187, 272, 298, 374, 596, 748, 1192, 1496, 1639, 2063, 2384, 2533, 2992, 3278, 4126, 5066, 6556, 8252, 10132, 13112, 16504, 20264, 22693, 26224, 27863, 33008, 35071, 40528, 45386, 55726, 70142, 90772, 111452, 140284, 181544, 222904, 280568, 307387, 363088, 385781, 445808, 561136, 614774, 771562, 1229548, 1543124, 2459096, 3086248, 3381257, 4918192, 5225579, 6172496, 6762514, 10451158, 13525028, 20902316, 27050056, 41804632, 54100112, 57481369, 83609264, 114962738, 229925476, 459850952, 919701904]

約数ペア:

[(1, 919701904), (2, 459850952), (4, 229925476), (8, 114962738), (11, 83609264), (16, 57481369), (17, 54100112), (22, 41804632), (34, 27050056), (44, 20902316), (68, 13525028), (88, 10451158), (136, 6762514), (149, 6172496), (176, 5225579), (187, 4918192), (272, 3381257), (298, 3086248), (374, 2459096), (596, 1543124), (748, 1229548), (1192, 771562), (1496, 614774), (1639, 561136), (2063, 445808), (2384, 385781), (2533, 363088), (2992, 307387), (3278, 280568), (4126, 222904), (5066, 181544), (6556, 140284), (8252, 111452), (10132, 90772), (13112, 70142), (16504, 55726), (20264, 45386), (22693, 40528), (26224, 35071), (27863, 33008)]