18205770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1347

約数の個数: 64

約数和(自身を含む): 48812544

約数和(自身を除く): 30606774

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 86, 110, 129, 165, 215, 258, 330, 430, 473, 645, 946, 1283, 1290, 1419, 2365, 2566, 2838, 3849, 4730, 6415, 7095, 7698, 12830, 14113, 14190, 19245, 28226, 38490, 42339, 55169, 70565, 84678, 110338, 141130, 165507, 211695, 275845, 331014, 423390, 551690, 606859, 827535, 1213718, 1655070, 1820577, 3034295, 3641154, 6068590, 9102885, 18205770]

約数ペア:

[(1, 18205770), (2, 9102885), (3, 6068590), (5, 3641154), (6, 3034295), (10, 1820577), (11, 1655070), (15, 1213718), (22, 827535), (30, 606859), (33, 551690), (43, 423390), (55, 331014), (66, 275845), (86, 211695), (110, 165507), (129, 141130), (165, 110338), (215, 84678), (258, 70565), (330, 55169), (430, 42339), (473, 38490), (645, 28226), (946, 19245), (1283, 14190), (1290, 14113), (1419, 12830), (2365, 7698), (2566, 7095), (2838, 6415), (3849, 4730)]