19410872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10979}}^1$

素因数の和:11015

約数の個数: 32

約数和(自身を含む): 41504400

約数和(自身を除く): 22093528

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 10979, 21958, 43916, 87832, 142727, 186643, 285454, 373286, 570908, 746572, 1141816, 1493144, 2426359, 4852718, 9705436, 19410872]

約数ペア:

[(1, 19410872), (2, 9705436), (4, 4852718), (8, 2426359), (13, 1493144), (17, 1141816), (26, 746572), (34, 570908), (52, 373286), (68, 285454), (104, 186643), (136, 142727), (221, 87832), (442, 43916), (884, 21958), (1768, 10979)]