20866332

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 52012800

約数和(自身を除く): 31146468

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 71, 76, 114, 142, 213, 228, 284, 426, 852, 1289, 1349, 2578, 2698, 3867, 4047, 5156, 5396, 7734, 8094, 15468, 16188, 24491, 48982, 73473, 91519, 97964, 146946, 183038, 274557, 293892, 366076, 549114, 1098228, 1738861, 3477722, 5216583, 6955444, 10433166, 20866332]

約数ペア:

[(1, 20866332), (2, 10433166), (3, 6955444), (4, 5216583), (6, 3477722), (12, 1738861), (19, 1098228), (38, 549114), (57, 366076), (71, 293892), (76, 274557), (114, 183038), (142, 146946), (213, 97964), (228, 91519), (284, 73473), (426, 48982), (852, 24491), (1289, 16188), (1349, 15468), (2578, 8094), (2698, 7734), (3867, 5396), (4047, 5156)]