218365984

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{877}}^1$

素因数の和:1169

約数の個数: 48

約数和(自身を含む): 446052096

約数和(自身を除く): 227686112

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 251, 496, 502, 877, 992, 1004, 1754, 2008, 3508, 4016, 7016, 7781, 8032, 14032, 15562, 27187, 28064, 31124, 54374, 62248, 108748, 124496, 217496, 220127, 248992, 434992, 440254, 869984, 880508, 1761016, 3522032, 6823937, 7044064, 13647874, 27295748, 54591496, 109182992, 218365984]

約数ペア:

[(1, 218365984), (2, 109182992), (4, 54591496), (8, 27295748), (16, 13647874), (31, 7044064), (32, 6823937), (62, 3522032), (124, 1761016), (248, 880508), (251, 869984), (496, 440254), (502, 434992), (877, 248992), (992, 220127), (1004, 217496), (1754, 124496), (2008, 108748), (3508, 62248), (4016, 54374), (7016, 31124), (7781, 28064), (8032, 27187), (14032, 15562)]