18218670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 46379520

約数和(自身を除く): 28160850

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 43, 58, 86, 87, 129, 145, 174, 215, 258, 290, 430, 435, 487, 645, 870, 974, 1247, 1290, 1461, 2435, 2494, 2922, 3741, 4870, 6235, 7305, 7482, 12470, 14123, 14610, 18705, 20941, 28246, 37410, 41882, 42369, 62823, 70615, 84738, 104705, 125646, 141230, 209410, 211845, 314115, 423690, 607289, 628230, 1214578, 1821867, 3036445, 3643734, 6072890, 9109335, 18218670]

約数ペア:

[(1, 18218670), (2, 9109335), (3, 6072890), (5, 3643734), (6, 3036445), (10, 1821867), (15, 1214578), (29, 628230), (30, 607289), (43, 423690), (58, 314115), (86, 211845), (87, 209410), (129, 141230), (145, 125646), (174, 104705), (215, 84738), (258, 70615), (290, 62823), (430, 42369), (435, 41882), (487, 37410), (645, 28246), (870, 20941), (974, 18705), (1247, 14610), (1290, 14123), (1461, 12470), (2435, 7482), (2494, 7305), (2922, 6235), (3741, 4870)]