19754368

素因数分解:

$2^7\times {\mathrm{157}}^1\times {\mathrm{983}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 39645360

約数和(自身を除く): 19890992

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 314, 628, 983, 1256, 1966, 2512, 3932, 5024, 7864, 10048, 15728, 20096, 31456, 62912, 125824, 154331, 308662, 617324, 1234648, 2469296, 4938592, 9877184, 19754368]

約数ペア:

[(1, 19754368), (2, 9877184), (4, 4938592), (8, 2469296), (16, 1234648), (32, 617324), (64, 308662), (128, 154331), (157, 125824), (314, 62912), (628, 31456), (983, 20096), (1256, 15728), (1966, 10048), (2512, 7864), (3932, 5024)]