3991376384

素因数分解:

$2^9\times {\mathrm{421}}^1\times {\mathrm{18517}}^1$

素因数の和:18956

約数の個数: 40

約数和(自身を含む): 7994331708

約数和(自身を除く): 4002955324

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 421, 512, 842, 1684, 3368, 6736, 13472, 18517, 26944, 37034, 53888, 74068, 107776, 148136, 215552, 296272, 592544, 1185088, 2370176, 4740352, 7795657, 9480704, 15591314, 31182628, 62365256, 124730512, 249461024, 498922048, 997844096, 1995688192, 3991376384]

約数ペア:

[(1, 3991376384), (2, 1995688192), (4, 997844096), (8, 498922048), (16, 249461024), (32, 124730512), (64, 62365256), (128, 31182628), (256, 15591314), (421, 9480704), (512, 7795657), (842, 4740352), (1684, 2370176), (3368, 1185088), (6736, 592544), (13472, 296272), (18517, 215552), (26944, 148136), (37034, 107776), (53888, 74068)]