20215944

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40111}}^1$

素因数の和:40130

約数の個数: 48

約数和(自身を含む): 62574720

約数和(自身を除く): 42358776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40111, 80222, 120333, 160444, 240666, 280777, 320888, 360999, 481332, 561554, 721998, 842331, 962664, 1123108, 1443996, 1684662, 2246216, 2526993, 2887992, 3369324, 5053986, 6738648, 10107972, 20215944]

約数ペア:

[(1, 20215944), (2, 10107972), (3, 6738648), (4, 5053986), (6, 3369324), (7, 2887992), (8, 2526993), (9, 2246216), (12, 1684662), (14, 1443996), (18, 1123108), (21, 962664), (24, 842331), (28, 721998), (36, 561554), (42, 481332), (56, 360999), (63, 320888), (72, 280777), (84, 240666), (126, 160444), (168, 120333), (252, 80222), (504, 40111)]