18870510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 48460032

約数和(自身を除く): 29589522

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 163, 170, 227, 255, 326, 454, 489, 510, 681, 815, 978, 1135, 1362, 1630, 2270, 2445, 2771, 3405, 3859, 4890, 5542, 6810, 7718, 8313, 11577, 13855, 16626, 19295, 23154, 27710, 37001, 38590, 41565, 57885, 74002, 83130, 111003, 115770, 185005, 222006, 370010, 555015, 629017, 1110030, 1258034, 1887051, 3145085, 3774102, 6290170, 9435255, 18870510]

約数ペア:

[(1, 18870510), (2, 9435255), (3, 6290170), (5, 3774102), (6, 3145085), (10, 1887051), (15, 1258034), (17, 1110030), (30, 629017), (34, 555015), (51, 370010), (85, 222006), (102, 185005), (163, 115770), (170, 111003), (227, 83130), (255, 74002), (326, 57885), (454, 41565), (489, 38590), (510, 37001), (681, 27710), (815, 23154), (978, 19295), (1135, 16626), (1362, 13855), (1630, 11577), (2270, 8313), (2445, 7718), (2771, 6810), (3405, 5542), (3859, 4890)]