18423965

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 26659584

約数和(自身を除く): 8235619

約数列:

[1, 5, 7, 35, 37, 41, 185, 205, 259, 287, 347, 1295, 1435, 1517, 1735, 2429, 7585, 10619, 12145, 12839, 14227, 53095, 64195, 71135, 89873, 99589, 449365, 497945, 526399, 2631995, 3684793, 18423965]

約数ペア:

[(1, 18423965), (5, 3684793), (7, 2631995), (35, 526399), (37, 497945), (41, 449365), (185, 99589), (205, 89873), (259, 71135), (287, 64195), (347, 53095), (1295, 14227), (1435, 12839), (1517, 12145), (1735, 10619), (2429, 7585)]