19111884

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2161}}^1$

素因数の和:2246

約数の個数: 48

約数和(自身を含む): 49397376

約数和(自身を除く): 30285492

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 67, 132, 134, 201, 268, 402, 737, 804, 1474, 2161, 2211, 2948, 4322, 4422, 6483, 8644, 8844, 12966, 23771, 25932, 47542, 71313, 95084, 142626, 144787, 285252, 289574, 434361, 579148, 868722, 1592657, 1737444, 3185314, 4777971, 6370628, 9555942, 19111884]

約数ペア:

[(1, 19111884), (2, 9555942), (3, 6370628), (4, 4777971), (6, 3185314), (11, 1737444), (12, 1592657), (22, 868722), (33, 579148), (44, 434361), (66, 289574), (67, 285252), (132, 144787), (134, 142626), (201, 95084), (268, 71313), (402, 47542), (737, 25932), (804, 23771), (1474, 12966), (2161, 8844), (2211, 8644), (2948, 6483), (4322, 4422)]