19317788416

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{1237051}}^1$

素因数の和:1237128

約数の個数: 36

約数和(自身を含む): 39192281464

約数和(自身を除く): 19874493048

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 976, 1952, 3904, 7808, 15616, 1237051, 2474102, 4948204, 9896408, 19792816, 39585632, 75460111, 79171264, 150920222, 158342528, 301840444, 316685056, 603680888, 1207361776, 2414723552, 4829447104, 9658894208, 19317788416]

約数ペア:

[(1, 19317788416), (2, 9658894208), (4, 4829447104), (8, 2414723552), (16, 1207361776), (32, 603680888), (61, 316685056), (64, 301840444), (122, 158342528), (128, 150920222), (244, 79171264), (256, 75460111), (488, 39585632), (976, 19792816), (1952, 9896408), (3904, 4948204), (7808, 2474102), (15616, 1237051)]