20862712

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{1187}}^1$

素因数の和:1232

約数の個数: 32

約数和(自身を含む): 42411600

約数和(自身を除く): 21548888

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1187, 1352, 2197, 2374, 4394, 4748, 8788, 9496, 15431, 17576, 30862, 61724, 123448, 200603, 401206, 802412, 1604824, 2607839, 5215678, 10431356, 20862712]

約数ペア:

[(1, 20862712), (2, 10431356), (4, 5215678), (8, 2607839), (13, 1604824), (26, 802412), (52, 401206), (104, 200603), (169, 123448), (338, 61724), (676, 30862), (1187, 17576), (1352, 15431), (2197, 9496), (2374, 8788), (4394, 4748)]