18999720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:699

約数の個数: 96

約数和(自身を含む): 62548200

約数和(自身を除く): 43548480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 120, 178, 180, 267, 356, 360, 445, 534, 593, 712, 801, 890, 1068, 1186, 1335, 1602, 1779, 1780, 2136, 2372, 2670, 2965, 3204, 3558, 3560, 4005, 4744, 5337, 5340, 5930, 6408, 7116, 8010, 8895, 10674, 10680, 11860, 14232, 16020, 17790, 21348, 23720, 26685, 32040, 35580, 42696, 52777, 53370, 71160, 105554, 106740, 158331, 211108, 213480, 263885, 316662, 422216, 474993, 527770, 633324, 791655, 949986, 1055540, 1266648, 1583310, 1899972, 2111080, 2374965, 3166620, 3799944, 4749930, 6333240, 9499860, 18999720]

約数ペア:

[(1, 18999720), (2, 9499860), (3, 6333240), (4, 4749930), (5, 3799944), (6, 3166620), (8, 2374965), (9, 2111080), (10, 1899972), (12, 1583310), (15, 1266648), (18, 1055540), (20, 949986), (24, 791655), (30, 633324), (36, 527770), (40, 474993), (45, 422216), (60, 316662), (72, 263885), (89, 213480), (90, 211108), (120, 158331), (178, 106740), (180, 105554), (267, 71160), (356, 53370), (360, 52777), (445, 42696), (534, 35580), (593, 32040), (712, 26685), (801, 23720), (890, 21348), (1068, 17790), (1186, 16020), (1335, 14232), (1602, 11860), (1779, 10680), (1780, 10674), (2136, 8895), (2372, 8010), (2670, 7116), (2965, 6408), (3204, 5930), (3558, 5340), (3560, 5337), (4005, 4744)]