19490904

素因数分解:

$2^3\times 3^2\times {\mathrm{167}}^1\times {\mathrm{1621}}^1$

素因数の和:1800

約数の個数: 48

約数和(自身を含む): 53136720

約数和(自身を除く): 33645816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 167, 334, 501, 668, 1002, 1336, 1503, 1621, 2004, 3006, 3242, 4008, 4863, 6012, 6484, 9726, 12024, 12968, 14589, 19452, 29178, 38904, 58356, 116712, 270707, 541414, 812121, 1082828, 1624242, 2165656, 2436363, 3248484, 4872726, 6496968, 9745452, 19490904]

約数ペア:

[(1, 19490904), (2, 9745452), (3, 6496968), (4, 4872726), (6, 3248484), (8, 2436363), (9, 2165656), (12, 1624242), (18, 1082828), (24, 812121), (36, 541414), (72, 270707), (167, 116712), (334, 58356), (501, 38904), (668, 29178), (1002, 19452), (1336, 14589), (1503, 12968), (1621, 12024), (2004, 9726), (3006, 6484), (3242, 6012), (4008, 4863)]