219691792

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{11971}}^1$

素因数の和:12047

約数の個数: 40

約数和(自身を含む): 451296512

約数和(自身を除く): 231604720

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 496, 592, 1147, 2294, 4588, 9176, 11971, 18352, 23942, 47884, 95768, 191536, 371101, 442927, 742202, 885854, 1484404, 1771708, 2968808, 3543416, 5937616, 7086832, 13730737, 27461474, 54922948, 109845896, 219691792]

約数ペア:

[(1, 219691792), (2, 109845896), (4, 54922948), (8, 27461474), (16, 13730737), (31, 7086832), (37, 5937616), (62, 3543416), (74, 2968808), (124, 1771708), (148, 1484404), (248, 885854), (296, 742202), (496, 442927), (592, 371101), (1147, 191536), (2294, 95768), (4588, 47884), (9176, 23942), (11971, 18352)]