20693432

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1249}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 41250000

約数和(自身を除く): 20556568

約数列:

[1, 2, 4, 8, 19, 38, 76, 109, 152, 218, 436, 872, 1249, 2071, 2498, 4142, 4996, 8284, 9992, 16568, 23731, 47462, 94924, 136141, 189848, 272282, 544564, 1089128, 2586679, 5173358, 10346716, 20693432]

約数ペア:

[(1, 20693432), (2, 10346716), (4, 5173358), (8, 2586679), (19, 1089128), (38, 544564), (76, 272282), (109, 189848), (152, 136141), (218, 94924), (436, 47462), (872, 23731), (1249, 16568), (2071, 9992), (2498, 8284), (4142, 4996)]