31991136

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{17539}}^1$

素因数の和:17571

約数の個数: 48

約数和(自身を含む): 88401600

約数和(自身を除く): 56410464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 17539, 35078, 52617, 70156, 105234, 140312, 210468, 280624, 333241, 420936, 561248, 666482, 841872, 999723, 1332964, 1683744, 1999446, 2665928, 3998892, 5331856, 7997784, 10663712, 15995568, 31991136]

約数ペア:

[(1, 31991136), (2, 15995568), (3, 10663712), (4, 7997784), (6, 5331856), (8, 3998892), (12, 2665928), (16, 1999446), (19, 1683744), (24, 1332964), (32, 999723), (38, 841872), (48, 666482), (57, 561248), (76, 420936), (96, 333241), (114, 280624), (152, 210468), (228, 140312), (304, 105234), (456, 70156), (608, 52617), (912, 35078), (1824, 17539)]