18436838780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5209}}^1\times {\mathrm{4783}}^1$

素因数の和:10038

約数の個数: 48

約数和(自身を含む): 39779725440

約数和(自身を除く): 21342886660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 4783, 5209, 9566, 10418, 19132, 20836, 23915, 26045, 47830, 52090, 95660, 104180, 176971, 192733, 353942, 385466, 707884, 770932, 884855, 963665, 1769710, 1927330, 3539420, 3854660, 24914647, 49829294, 99658588, 124573235, 249146470, 498292940, 921841939, 1843683878, 3687367756, 4609209695, 9218419390, 18436838780]

約数ペア:

[(1, 18436838780), (2, 9218419390), (4, 4609209695), (5, 3687367756), (10, 1843683878), (20, 921841939), (37, 498292940), (74, 249146470), (148, 124573235), (185, 99658588), (370, 49829294), (740, 24914647), (4783, 3854660), (5209, 3539420), (9566, 1927330), (10418, 1769710), (19132, 963665), (20836, 884855), (23915, 770932), (26045, 707884), (47830, 385466), (52090, 353942), (95660, 192733), (104180, 176971)]