18699163488

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{821869}}^1$

素因数の和:821964

約数の個数: 72

約数和(自身を含む): 53848922400

約数和(自身を除く): 35149758912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 96, 144, 158, 237, 288, 316, 474, 632, 711, 948, 1264, 1422, 1896, 2528, 2844, 3792, 5688, 7584, 11376, 22752, 821869, 1643738, 2465607, 3287476, 4931214, 6574952, 7396821, 9862428, 13149904, 14793642, 19724856, 26299808, 29587284, 39449712, 59174568, 64927651, 78899424, 118349136, 129855302, 194782953, 236698272, 259710604, 389565906, 519421208, 584348859, 779131812, 1038842416, 1168697718, 1558263624, 2077684832, 2337395436, 3116527248, 4674790872, 6233054496, 9349581744, 18699163488]

約数ペア:

[(1, 18699163488), (2, 9349581744), (3, 6233054496), (4, 4674790872), (6, 3116527248), (8, 2337395436), (9, 2077684832), (12, 1558263624), (16, 1168697718), (18, 1038842416), (24, 779131812), (32, 584348859), (36, 519421208), (48, 389565906), (72, 259710604), (79, 236698272), (96, 194782953), (144, 129855302), (158, 118349136), (237, 78899424), (288, 64927651), (316, 59174568), (474, 39449712), (632, 29587284), (711, 26299808), (948, 19724856), (1264, 14793642), (1422, 13149904), (1896, 9862428), (2528, 7396821), (2844, 6574952), (3792, 4931214), (5688, 3287476), (7584, 2465607), (11376, 1643738), (22752, 821869)]