18301290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{87149}}^1$

素因数の和:87166

約数の個数: 32

約数和(自身を含む): 50198400

約数和(自身を除く): 31897110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 87149, 174298, 261447, 435745, 522894, 610043, 871490, 1220086, 1307235, 1830129, 2614470, 3050215, 3660258, 6100430, 9150645, 18301290]

約数ペア:

[(1, 18301290), (2, 9150645), (3, 6100430), (5, 3660258), (6, 3050215), (7, 2614470), (10, 1830129), (14, 1307235), (15, 1220086), (21, 871490), (30, 610043), (35, 522894), (42, 435745), (70, 261447), (105, 174298), (210, 87149)]