20429448

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65479}}^1$

素因数の和:65501

約数の個数: 32

約数和(自身を含む): 55003200

約数和(自身を除く): 34573752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65479, 130958, 196437, 261916, 392874, 523832, 785748, 851227, 1571496, 1702454, 2553681, 3404908, 5107362, 6809816, 10214724, 20429448]

約数ペア:

[(1, 20429448), (2, 10214724), (3, 6809816), (4, 5107362), (6, 3404908), (8, 2553681), (12, 1702454), (13, 1571496), (24, 851227), (26, 785748), (39, 523832), (52, 392874), (78, 261916), (104, 196437), (156, 130958), (312, 65479)]