18931290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{90149}}^1$

素因数の和:90166

約数の個数: 32

約数和(自身を含む): 51926400

約数和(自身を除く): 32995110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 90149, 180298, 270447, 450745, 540894, 631043, 901490, 1262086, 1352235, 1893129, 2704470, 3155215, 3786258, 6310430, 9465645, 18931290]

約数ペア:

[(1, 18931290), (2, 9465645), (3, 6310430), (5, 3786258), (6, 3155215), (7, 2704470), (10, 1893129), (14, 1352235), (15, 1262086), (21, 901490), (30, 631043), (35, 540894), (42, 450745), (70, 270447), (105, 180298), (210, 90149)]