19215070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{877}}^1$

素因数の和:1204

約数の個数: 32

約数和(自身を含む): 39699648

約数和(自身を除く): 20484578

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 313, 626, 877, 1565, 1754, 2191, 3130, 4382, 4385, 6139, 8770, 10955, 12278, 21910, 30695, 61390, 274501, 549002, 1372505, 1921507, 2745010, 3843014, 9607535, 19215070]

約数ペア:

[(1, 19215070), (2, 9607535), (5, 3843014), (7, 2745010), (10, 1921507), (14, 1372505), (35, 549002), (70, 274501), (313, 61390), (626, 30695), (877, 21910), (1565, 12278), (1754, 10955), (2191, 8770), (3130, 6139), (4382, 4385)]