20424264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1993}}^1$

素因数の和:2070

約数の個数: 64

約数和(自身を含む): 59341440

約数和(自身を除く): 38917176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 1281, 1464, 1708, 1993, 2562, 3416, 3986, 5124, 5979, 7972, 10248, 11958, 13951, 15944, 23916, 27902, 41853, 47832, 55804, 83706, 111608, 121573, 167412, 243146, 334824, 364719, 486292, 729438, 851011, 972584, 1458876, 1702022, 2553033, 2917752, 3404044, 5106066, 6808088, 10212132, 20424264]

約数ペア:

[(1, 20424264), (2, 10212132), (3, 6808088), (4, 5106066), (6, 3404044), (7, 2917752), (8, 2553033), (12, 1702022), (14, 1458876), (21, 972584), (24, 851011), (28, 729438), (42, 486292), (56, 364719), (61, 334824), (84, 243146), (122, 167412), (168, 121573), (183, 111608), (244, 83706), (366, 55804), (427, 47832), (488, 41853), (732, 27902), (854, 23916), (1281, 15944), (1464, 13951), (1708, 11958), (1993, 10248), (2562, 7972), (3416, 5979), (3986, 5124)]