19542996

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2903}}^1$

素因数の和:2941

約数の個数: 72

約数和(自身を含む): 57081024

約数和(自身を除く): 37538028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 2903, 3366, 5806, 6732, 8709, 11612, 17418, 26127, 31933, 34836, 49351, 52254, 63866, 95799, 98702, 104508, 127732, 148053, 191598, 197404, 287397, 296106, 383196, 444159, 542861, 574794, 592212, 888318, 1085722, 1149588, 1628583, 1776636, 2171444, 3257166, 4885749, 6514332, 9771498, 19542996]

約数ペア:

[(1, 19542996), (2, 9771498), (3, 6514332), (4, 4885749), (6, 3257166), (9, 2171444), (11, 1776636), (12, 1628583), (17, 1149588), (18, 1085722), (22, 888318), (33, 592212), (34, 574794), (36, 542861), (44, 444159), (51, 383196), (66, 296106), (68, 287397), (99, 197404), (102, 191598), (132, 148053), (153, 127732), (187, 104508), (198, 98702), (204, 95799), (306, 63866), (374, 52254), (396, 49351), (561, 34836), (612, 31933), (748, 26127), (1122, 17418), (1683, 11612), (2244, 8709), (2903, 6732), (3366, 5806)]