16889110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 36900864

約数和(自身を除く): 20011754

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 43, 62, 70, 86, 155, 181, 215, 217, 301, 310, 362, 430, 434, 602, 905, 1085, 1267, 1333, 1505, 1810, 2170, 2534, 2666, 3010, 5611, 6335, 6665, 7783, 9331, 11222, 12670, 13330, 15566, 18662, 28055, 38915, 39277, 46655, 54481, 56110, 77830, 78554, 93310, 108962, 196385, 241273, 272405, 392770, 482546, 544810, 1206365, 1688911, 2412730, 3377822, 8444555, 16889110]

約数ペア:

[(1, 16889110), (2, 8444555), (5, 3377822), (7, 2412730), (10, 1688911), (14, 1206365), (31, 544810), (35, 482546), (43, 392770), (62, 272405), (70, 241273), (86, 196385), (155, 108962), (181, 93310), (215, 78554), (217, 77830), (301, 56110), (310, 54481), (362, 46655), (430, 39277), (434, 38915), (602, 28055), (905, 18662), (1085, 15566), (1267, 13330), (1333, 12670), (1505, 11222), (1810, 9331), (2170, 7783), (2534, 6665), (2666, 6335), (3010, 5611)]