20064928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 42971040

約数和(自身を除く): 22906112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 139, 208, 278, 347, 416, 556, 694, 1112, 1388, 1807, 2224, 2776, 3614, 4448, 4511, 5552, 7228, 9022, 11104, 14456, 18044, 28912, 36088, 48233, 57824, 72176, 96466, 144352, 192932, 385864, 627029, 771728, 1254058, 1543456, 2508116, 5016232, 10032464, 20064928]

約数ペア:

[(1, 20064928), (2, 10032464), (4, 5016232), (8, 2508116), (13, 1543456), (16, 1254058), (26, 771728), (32, 627029), (52, 385864), (104, 192932), (139, 144352), (208, 96466), (278, 72176), (347, 57824), (416, 48233), (556, 36088), (694, 28912), (1112, 18044), (1388, 14456), (1807, 11104), (2224, 9022), (2776, 7228), (3614, 5552), (4448, 4511)]