17940258

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1580

約数の個数: 64

約数和(自身を含む): 47063040

約数和(自身を除く): 29122782

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 378, 434, 558, 651, 837, 1302, 1531, 1674, 1953, 3062, 3906, 4593, 5859, 9186, 10717, 11718, 13779, 21434, 27558, 32151, 41337, 47461, 64302, 82674, 94922, 96453, 142383, 192906, 284766, 289359, 332227, 427149, 578718, 664454, 854298, 996681, 1281447, 1993362, 2562894, 2990043, 5980086, 8970129, 17940258]

約数ペア:

[(1, 17940258), (2, 8970129), (3, 5980086), (6, 2990043), (7, 2562894), (9, 1993362), (14, 1281447), (18, 996681), (21, 854298), (27, 664454), (31, 578718), (42, 427149), (54, 332227), (62, 289359), (63, 284766), (93, 192906), (126, 142383), (186, 96453), (189, 94922), (217, 82674), (279, 64302), (378, 47461), (434, 41337), (558, 32151), (651, 27558), (837, 21434), (1302, 13779), (1531, 11718), (1674, 10717), (1953, 9186), (3062, 5859), (3906, 4593)]