16018020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29663}}^1$

素因数の和:29681

約数の個数: 48

約数和(自身を含む): 49835520

約数和(自身を除く): 33817500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 29663, 59326, 88989, 118652, 148315, 177978, 266967, 296630, 355956, 444945, 533934, 593260, 800901, 889890, 1067868, 1334835, 1601802, 1779780, 2669670, 3203604, 4004505, 5339340, 8009010, 16018020]

約数ペア:

[(1, 16018020), (2, 8009010), (3, 5339340), (4, 4004505), (5, 3203604), (6, 2669670), (9, 1779780), (10, 1601802), (12, 1334835), (15, 1067868), (18, 889890), (20, 800901), (27, 593260), (30, 533934), (36, 444945), (45, 355956), (54, 296630), (60, 266967), (90, 177978), (108, 148315), (135, 118652), (180, 88989), (270, 59326), (540, 29663)]