19768620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19381}}^1$

素因数の和:19410

約数の個数: 48

約数和(自身を含む): 58611168

約数和(自身を除く): 38842548

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, 19381, 38762, 58143, 77524, 96905, 116286, 193810, 232572, 290715, 329477, 387620, 581430, 658954, 988431, 1162860, 1317908, 1647385, 1976862, 3294770, 3953724, 4942155, 6589540, 9884310, 19768620]

約数ペア:

[(1, 19768620), (2, 9884310), (3, 6589540), (4, 4942155), (5, 3953724), (6, 3294770), (10, 1976862), (12, 1647385), (15, 1317908), (17, 1162860), (20, 988431), (30, 658954), (34, 581430), (51, 387620), (60, 329477), (68, 290715), (85, 232572), (102, 193810), (170, 116286), (204, 96905), (255, 77524), (340, 58143), (510, 38762), (1020, 19381)]