19100984

素因数分解:

$2^3\times 7^3\times {\mathrm{6961}}^1$

素因数の和:6988

約数の個数: 32

約数和(自身を含む): 41772000

約数和(自身を除く): 22671016

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 6961, 13922, 27844, 48727, 55688, 97454, 194908, 341089, 389816, 682178, 1364356, 2387623, 2728712, 4775246, 9550492, 19100984]

約数ペア:

[(1, 19100984), (2, 9550492), (4, 4775246), (7, 2728712), (8, 2387623), (14, 1364356), (28, 682178), (49, 389816), (56, 341089), (98, 194908), (196, 97454), (343, 55688), (392, 48727), (686, 27844), (1372, 13922), (2744, 6961)]