18935296

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1242

約数の個数: 40

約数和(自身を含む): 39086784

約数和(自身を除く): 20151488

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1193, 1984, 2386, 3968, 4772, 7936, 9544, 15872, 19088, 36983, 38176, 73966, 76352, 147932, 152704, 295864, 305408, 591728, 610816, 1183456, 2366912, 4733824, 9467648, 18935296]

約数ペア:

[(1, 18935296), (2, 9467648), (4, 4733824), (8, 2366912), (16, 1183456), (31, 610816), (32, 591728), (62, 305408), (64, 295864), (124, 152704), (128, 147932), (248, 76352), (256, 73966), (496, 38176), (512, 36983), (992, 19088), (1193, 15872), (1984, 9544), (2386, 7936), (3968, 4772)]