18959488

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{8713}}^1$

素因数の和:8744

約数の個数: 32

約数和(自身を含む): 39997260

約数和(自身を除く): 21037772

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 8713, 17426, 34852, 69704, 139408, 148121, 278816, 296242, 557632, 592484, 1115264, 1184968, 2369936, 4739872, 9479744, 18959488]

約数ペア:

[(1, 18959488), (2, 9479744), (4, 4739872), (8, 2369936), (16, 1184968), (17, 1115264), (32, 592484), (34, 557632), (64, 296242), (68, 278816), (128, 148121), (136, 139408), (272, 69704), (544, 34852), (1088, 17426), (2176, 8713)]