20192872

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21211}}^1$

素因数の和:21241

約数の個数: 32

約数和(自身を含む): 45817920

約数和(自身を除く): 25625048

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21211, 42422, 84844, 148477, 169688, 296954, 360587, 593908, 721174, 1187816, 1442348, 2524109, 2884696, 5048218, 10096436, 20192872]

約数ペア:

[(1, 20192872), (2, 10096436), (4, 5048218), (7, 2884696), (8, 2524109), (14, 1442348), (17, 1187816), (28, 721174), (34, 593908), (56, 360587), (68, 296954), (119, 169688), (136, 148477), (238, 84844), (476, 42422), (952, 21211)]