20415232

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{4691}}^1$

素因数の和:4724

約数の個数: 36

約数和(自身を含む): 43157016

約数和(自身を除く): 22741784

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 4691, 9382, 18764, 37528, 75056, 79747, 150112, 159494, 300224, 318988, 600448, 637976, 1200896, 1275952, 2551904, 5103808, 10207616, 20415232]

約数ペア:

[(1, 20415232), (2, 10207616), (4, 5103808), (8, 2551904), (16, 1275952), (17, 1200896), (32, 637976), (34, 600448), (64, 318988), (68, 300224), (128, 159494), (136, 150112), (256, 79747), (272, 75056), (544, 37528), (1088, 18764), (2176, 9382), (4352, 4691)]