19407394

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{587}}^1$

素因数の和:921

約数の個数: 16

約数和(自身を含む): 29748096

約数和(自身を除く): 10340702

約数列:

[1, 2, 61, 122, 271, 542, 587, 1174, 16531, 33062, 35807, 71614, 159077, 318154, 9703697, 19407394]

約数ペア:

[(1, 19407394), (2, 9703697), (61, 318154), (122, 159077), (271, 71614), (542, 35807), (587, 33062), (1174, 16531)]