19845090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9587}}^1$

素因数の和:9623

約数の個数: 48

約数和(自身を含む): 53846208

約数和(自身を除く): 34001118

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 9587, 19174, 28761, 47935, 57522, 86283, 95870, 143805, 172566, 220501, 287610, 431415, 441002, 661503, 862830, 1102505, 1323006, 1984509, 2205010, 3307515, 3969018, 6615030, 9922545, 19845090]

約数ペア:

[(1, 19845090), (2, 9922545), (3, 6615030), (5, 3969018), (6, 3307515), (9, 2205010), (10, 1984509), (15, 1323006), (18, 1102505), (23, 862830), (30, 661503), (45, 441002), (46, 431415), (69, 287610), (90, 220501), (115, 172566), (138, 143805), (207, 95870), (230, 86283), (345, 57522), (414, 47935), (690, 28761), (1035, 19174), (2070, 9587)]