18620646

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 44236800

約数和(自身を除く): 25616154

約数列:

[1, 2, 3, 6, 11, 19, 22, 31, 33, 38, 57, 62, 66, 93, 114, 186, 209, 341, 418, 479, 589, 627, 682, 958, 1023, 1178, 1254, 1437, 1767, 2046, 2874, 3534, 5269, 6479, 9101, 10538, 12958, 14849, 15807, 18202, 19437, 27303, 29698, 31614, 38874, 44547, 54606, 89094, 100111, 163339, 200222, 282131, 300333, 326678, 490017, 564262, 600666, 846393, 980034, 1692786, 3103441, 6206882, 9310323, 18620646]

約数ペア:

[(1, 18620646), (2, 9310323), (3, 6206882), (6, 3103441), (11, 1692786), (19, 980034), (22, 846393), (31, 600666), (33, 564262), (38, 490017), (57, 326678), (62, 300333), (66, 282131), (93, 200222), (114, 163339), (186, 100111), (209, 89094), (341, 54606), (418, 44547), (479, 38874), (589, 31614), (627, 29698), (682, 27303), (958, 19437), (1023, 18202), (1178, 15807), (1254, 14849), (1437, 12958), (1767, 10538), (2046, 9101), (2874, 6479), (3534, 5269)]