20131182704

素因数分解:

$2^4\times {\mathrm{16937}}^1\times {\mathrm{74287}}^1$

素因数の和:91232

約数の個数: 20

約数和(自身を含む): 39006994464

約数和(自身を除く): 18875811760

約数列:

[1, 2, 4, 8, 16, 16937, 33874, 67748, 74287, 135496, 148574, 270992, 297148, 594296, 1188592, 1258198919, 2516397838, 5032795676, 10065591352, 20131182704]

約数ペア:

[(1, 20131182704), (2, 10065591352), (4, 5032795676), (8, 2516397838), (16, 1258198919), (16937, 1188592), (33874, 594296), (67748, 297148), (74287, 270992), (135496, 148574)]