19042736

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:357

約数の個数: 40

約数和(自身を含む): 38055600

約数和(自身を除く): 19012864

約数列:

[1, 2, 4, 8, 16, 61, 109, 122, 179, 218, 244, 358, 436, 488, 716, 872, 976, 1432, 1744, 2864, 6649, 10919, 13298, 19511, 21838, 26596, 39022, 43676, 53192, 78044, 87352, 106384, 156088, 174704, 312176, 1190171, 2380342, 4760684, 9521368, 19042736]

約数ペア:

[(1, 19042736), (2, 9521368), (4, 4760684), (8, 2380342), (16, 1190171), (61, 312176), (109, 174704), (122, 156088), (179, 106384), (218, 87352), (244, 78044), (358, 53192), (436, 43676), (488, 39022), (716, 26596), (872, 21838), (976, 19511), (1432, 13298), (1744, 10919), (2864, 6649)]