2018809638

素因数分解:

$2^1\times 3^2\times {\mathrm{389}}^1\times {\mathrm{401}}^1\times {\mathrm{719}}^1$

素因数の和:1517

約数の個数: 48

約数和(自身を含む): 4402382400

約数和(自身を除く): 2383572762

約数列:

[1, 2, 3, 6, 9, 18, 389, 401, 719, 778, 802, 1167, 1203, 1438, 2157, 2334, 2406, 3501, 3609, 4314, 6471, 7002, 7218, 12942, 155989, 279691, 288319, 311978, 467967, 559382, 576638, 839073, 864957, 935934, 1403901, 1678146, 1729914, 2517219, 2594871, 2807802, 5034438, 5189742, 112156091, 224312182, 336468273, 672936546, 1009404819, 2018809638]

約数ペア:

[(1, 2018809638), (2, 1009404819), (3, 672936546), (6, 336468273), (9, 224312182), (18, 112156091), (389, 5189742), (401, 5034438), (719, 2807802), (778, 2594871), (802, 2517219), (1167, 1729914), (1203, 1678146), (1438, 1403901), (2157, 935934), (2334, 864957), (2406, 839073), (3501, 576638), (3609, 559382), (4314, 467967), (6471, 311978), (7002, 288319), (7218, 279691), (12942, 155989)]