18974130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{90353}}^1$

素因数の和:90370

約数の個数: 32

約数和(自身を含む): 52043904

約数和(自身を除く): 33069774

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 90353, 180706, 271059, 451765, 542118, 632471, 903530, 1264942, 1355295, 1897413, 2710590, 3162355, 3794826, 6324710, 9487065, 18974130]

約数ペア:

[(1, 18974130), (2, 9487065), (3, 6324710), (5, 3794826), (6, 3162355), (7, 2710590), (10, 1897413), (14, 1355295), (15, 1264942), (21, 903530), (30, 632471), (35, 542118), (42, 451765), (70, 271059), (105, 180706), (210, 90353)]