19469220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2477}}^1$

素因数の和:2620

約数の個数: 48

約数和(自身を含む): 54952128

約数和(自身を除く): 35482908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2477, 2620, 3930, 4954, 7431, 7860, 9908, 12385, 14862, 24770, 29724, 37155, 49540, 74310, 148620, 324487, 648974, 973461, 1297948, 1622435, 1946922, 3244870, 3893844, 4867305, 6489740, 9734610, 19469220]

約数ペア:

[(1, 19469220), (2, 9734610), (3, 6489740), (4, 4867305), (5, 3893844), (6, 3244870), (10, 1946922), (12, 1622435), (15, 1297948), (20, 973461), (30, 648974), (60, 324487), (131, 148620), (262, 74310), (393, 49540), (524, 37155), (655, 29724), (786, 24770), (1310, 14862), (1572, 12385), (1965, 9908), (2477, 7860), (2620, 7431), (3930, 4954)]