20538128304

素因数分解:

$2^4\times 3^2\times {\mathrm{809}}^1\times {\mathrm{176299}}^1$

素因数の和:177122

約数の個数: 60

約数和(自身を含む): 57549609000

約数和(自身を除く): 37011480696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 809, 1618, 2427, 3236, 4854, 6472, 7281, 9708, 12944, 14562, 19416, 29124, 38832, 58248, 116496, 176299, 352598, 528897, 705196, 1057794, 1410392, 1586691, 2115588, 2820784, 3173382, 4231176, 6346764, 8462352, 12693528, 25387056, 142625891, 285251782, 427877673, 570503564, 855755346, 1141007128, 1283633019, 1711510692, 2282014256, 2567266038, 3423021384, 5134532076, 6846042768, 10269064152, 20538128304]

約数ペア:

[(1, 20538128304), (2, 10269064152), (3, 6846042768), (4, 5134532076), (6, 3423021384), (8, 2567266038), (9, 2282014256), (12, 1711510692), (16, 1283633019), (18, 1141007128), (24, 855755346), (36, 570503564), (48, 427877673), (72, 285251782), (144, 142625891), (809, 25387056), (1618, 12693528), (2427, 8462352), (3236, 6346764), (4854, 4231176), (6472, 3173382), (7281, 2820784), (9708, 2115588), (12944, 1586691), (14562, 1410392), (19416, 1057794), (29124, 705196), (38832, 528897), (58248, 352598), (116496, 176299)]