19298286

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1487}}^1$

素因数の和:1605

約数の個数: 48

約数和(自身を含む): 48282624

約数和(自身を除く): 28984338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 206, 309, 618, 721, 927, 1442, 1487, 1854, 2163, 2974, 4326, 4461, 6489, 8922, 10409, 12978, 13383, 20818, 26766, 31227, 62454, 93681, 153161, 187362, 306322, 459483, 918966, 1072127, 1378449, 2144254, 2756898, 3216381, 6432762, 9649143, 19298286]

約数ペア:

[(1, 19298286), (2, 9649143), (3, 6432762), (6, 3216381), (7, 2756898), (9, 2144254), (14, 1378449), (18, 1072127), (21, 918966), (42, 459483), (63, 306322), (103, 187362), (126, 153161), (206, 93681), (309, 62454), (618, 31227), (721, 26766), (927, 20818), (1442, 13383), (1487, 12978), (1854, 10409), (2163, 8922), (2974, 6489), (4326, 4461)]