19118718

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 42771456

約数和(自身を除く): 23652738

約数列:

[1, 2, 3, 6, 9, 18, 67, 83, 134, 166, 191, 201, 249, 382, 402, 498, 573, 603, 747, 1146, 1206, 1494, 1719, 3438, 5561, 11122, 12797, 15853, 16683, 25594, 31706, 33366, 38391, 47559, 50049, 76782, 95118, 100098, 115173, 142677, 230346, 285354, 1062151, 2124302, 3186453, 6372906, 9559359, 19118718]

約数ペア:

[(1, 19118718), (2, 9559359), (3, 6372906), (6, 3186453), (9, 2124302), (18, 1062151), (67, 285354), (83, 230346), (134, 142677), (166, 115173), (191, 100098), (201, 95118), (249, 76782), (382, 50049), (402, 47559), (498, 38391), (573, 33366), (603, 31706), (747, 25594), (1146, 16683), (1206, 15853), (1494, 12797), (1719, 11122), (3438, 5561)]