20744496

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2029}}^1$

素因数の和:2114

約数の個数: 60

約数和(自身を含む): 58902480

約数和(自身を除く): 38157984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2029, 2556, 3408, 4058, 5112, 6087, 8116, 10224, 12174, 16232, 18261, 24348, 32464, 36522, 48696, 73044, 97392, 144059, 146088, 288118, 292176, 432177, 576236, 864354, 1152472, 1296531, 1728708, 2304944, 2593062, 3457416, 5186124, 6914832, 10372248, 20744496]

約数ペア:

[(1, 20744496), (2, 10372248), (3, 6914832), (4, 5186124), (6, 3457416), (8, 2593062), (9, 2304944), (12, 1728708), (16, 1296531), (18, 1152472), (24, 864354), (36, 576236), (48, 432177), (71, 292176), (72, 288118), (142, 146088), (144, 144059), (213, 97392), (284, 73044), (426, 48696), (568, 36522), (639, 32464), (852, 24348), (1136, 18261), (1278, 16232), (1704, 12174), (2029, 10224), (2556, 8116), (3408, 6087), (4058, 5112)]