19816764

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8831}}^1$

素因数の和:8866

約数の個数: 48

約数和(自身を含む): 53415936

約数和(自身を除く): 33599172

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 374, 561, 748, 1122, 2244, 8831, 17662, 26493, 35324, 52986, 97141, 105972, 150127, 194282, 291423, 300254, 388564, 450381, 582846, 600508, 900762, 1165692, 1651397, 1801524, 3302794, 4954191, 6605588, 9908382, 19816764]

約数ペア:

[(1, 19816764), (2, 9908382), (3, 6605588), (4, 4954191), (6, 3302794), (11, 1801524), (12, 1651397), (17, 1165692), (22, 900762), (33, 600508), (34, 582846), (44, 450381), (51, 388564), (66, 300254), (68, 291423), (102, 194282), (132, 150127), (187, 105972), (204, 97141), (374, 52986), (561, 35324), (748, 26493), (1122, 17662), (2244, 8831)]