19994070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21499}}^1$

素因数の和:21540

約数の個数: 32

約数和(自身を含む): 49536000

約数和(自身を除く): 29541930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 21499, 42998, 64497, 107495, 128994, 214990, 322485, 644970, 666469, 1332938, 1999407, 3332345, 3998814, 6664690, 9997035, 19994070]

約数ペア:

[(1, 19994070), (2, 9997035), (3, 6664690), (5, 3998814), (6, 3332345), (10, 1999407), (15, 1332938), (30, 666469), (31, 644970), (62, 322485), (93, 214990), (155, 128994), (186, 107495), (310, 64497), (465, 42998), (930, 21499)]