15831142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 26265600

約数和(自身を除く): 10434458

約数列:

[1, 2, 19, 31, 38, 62, 89, 151, 178, 302, 589, 1178, 1691, 2759, 2869, 3382, 4681, 5518, 5738, 9362, 13439, 26878, 52421, 88939, 104842, 177878, 255341, 416609, 510682, 833218, 7915571, 15831142]

約数ペア:

[(1, 15831142), (2, 7915571), (19, 833218), (31, 510682), (38, 416609), (62, 255341), (89, 177878), (151, 104842), (178, 88939), (302, 52421), (589, 26878), (1178, 13439), (1691, 9362), (2759, 5738), (2869, 5518), (3382, 4681)]