18811860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18443}}^1$

素因数の和:18472

約数の個数: 48

約数和(自身を含む): 55774656

約数和(自身を除く): 36962796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 18443, 36886, 55329, 73772, 92215, 110658, 184430, 221316, 276645, 313531, 368860, 553290, 627062, 940593, 1106580, 1254124, 1567655, 1881186, 3135310, 3762372, 4702965, 6270620, 9405930, 18811860]

約数ペア:

[(1, 18811860), (2, 9405930), (3, 6270620), (4, 4702965), (5, 3762372), (6, 3135310), (10, 1881186), (12, 1567655), (15, 1254124), (17, 1106580), (20, 940593), (30, 627062), (34, 553290), (51, 368860), (60, 313531), (68, 276645), (85, 221316), (102, 184430), (170, 110658), (204, 92215), (255, 73772), (340, 55329), (510, 36886), (1020, 18443)]