19168765084

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{234211}}^1$

素因数の和:234338

約数の個数: 48

約数和(自身を含む): 39872250880

約数和(自身を除く): 20703485796

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 79, 148, 158, 259, 316, 518, 553, 1036, 1106, 2212, 2923, 5846, 11692, 20461, 40922, 81844, 234211, 468422, 936844, 1639477, 3278954, 6557908, 8665807, 17331614, 18502669, 34663228, 37005338, 60660649, 74010676, 121321298, 129518683, 242642596, 259037366, 518074732, 684598753, 1369197506, 2738395012, 4792191271, 9584382542, 19168765084]

約数ペア:

[(1, 19168765084), (2, 9584382542), (4, 4792191271), (7, 2738395012), (14, 1369197506), (28, 684598753), (37, 518074732), (74, 259037366), (79, 242642596), (148, 129518683), (158, 121321298), (259, 74010676), (316, 60660649), (518, 37005338), (553, 34663228), (1036, 18502669), (1106, 17331614), (2212, 8665807), (2923, 6557908), (5846, 3278954), (11692, 1639477), (20461, 936844), (40922, 468422), (81844, 234211)]