20905820064

素因数分解:

$2^5\times 3^4\times {\mathrm{8065517}}^1$

素因数の和:8065539

約数の個数: 60

約数和(自身を含む): 61483443714

約数和(自身を除く): 40577623650

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 8065517, 16131034, 24196551, 32262068, 48393102, 64524136, 72589653, 96786204, 129048272, 145179306, 193572408, 217768959, 258096544, 290358612, 387144816, 435537918, 580717224, 653306877, 774289632, 871075836, 1161434448, 1306613754, 1742151672, 2322868896, 2613227508, 3484303344, 5226455016, 6968606688, 10452910032, 20905820064]

約数ペア:

[(1, 20905820064), (2, 10452910032), (3, 6968606688), (4, 5226455016), (6, 3484303344), (8, 2613227508), (9, 2322868896), (12, 1742151672), (16, 1306613754), (18, 1161434448), (24, 871075836), (27, 774289632), (32, 653306877), (36, 580717224), (48, 435537918), (54, 387144816), (72, 290358612), (81, 258096544), (96, 217768959), (108, 193572408), (144, 145179306), (162, 129048272), (216, 96786204), (288, 72589653), (324, 64524136), (432, 48393102), (648, 32262068), (864, 24196551), (1296, 16131034), (2592, 8065517)]