2018100717

素因数分解:

$3^3\times {\mathrm{223}}^1\times {\mathrm{571}}^1\times {\mathrm{587}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 3013570560

約数和(自身を除く): 995469843

約数列:

[1, 3, 9, 27, 223, 571, 587, 669, 1713, 1761, 2007, 5139, 5283, 6021, 15417, 15849, 127333, 130901, 335177, 381999, 392703, 1005531, 1145997, 1178109, 3016593, 3437991, 3534327, 9049779, 74744471, 224233413, 672700239, 2018100717]

約数ペア:

[(1, 2018100717), (3, 672700239), (9, 224233413), (27, 74744471), (223, 9049779), (571, 3534327), (587, 3437991), (669, 3016593), (1713, 1178109), (1761, 1145997), (2007, 1005531), (5139, 392703), (5283, 381999), (6021, 335177), (15417, 130901), (15849, 127333)]