21803980802

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1\times {\mathrm{15683}}^1$

素因数の和:16202

約数の個数: 32

約数和(自身を含む): 35056374912

約数和(自身を除く): 13252394110

約数列:

[1, 2, 17, 34, 103, 206, 397, 794, 1751, 3502, 6749, 13498, 15683, 31366, 40891, 81782, 266611, 533222, 695147, 1390294, 1615349, 3230698, 6226151, 12452302, 27460933, 54921866, 105844567, 211689134, 641293553, 1282587106, 10901990401, 21803980802]

約数ペア:

[(1, 21803980802), (2, 10901990401), (17, 1282587106), (34, 641293553), (103, 211689134), (206, 105844567), (397, 54921866), (794, 27460933), (1751, 12452302), (3502, 6226151), (6749, 3230698), (13498, 1615349), (15683, 1390294), (31366, 695147), (40891, 533222), (81782, 266611)]