20169941169

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1\times {\mathrm{971}}^1$

素因数の和:1738

約数の個数: 64

約数和(自身を含む): 32845824000

約数和(自身を除く): 12675882831

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 237, 399, 553, 659, 971, 1501, 1659, 1977, 2913, 4503, 4613, 6797, 10507, 12521, 13839, 18449, 20391, 31521, 37563, 52061, 55347, 76709, 87647, 129143, 156183, 230127, 262941, 364427, 387429, 536963, 639889, 989159, 1093281, 1457471, 1610889, 1919667, 2967477, 4372413, 4479223, 6924113, 10202297, 12157891, 13437669, 20772339, 30606891, 36473673, 50551231, 85105237, 151653693, 255315711, 353858617, 960473389, 1061575851, 2881420167, 6723313723, 20169941169]

約数ペア:

[(1, 20169941169), (3, 6723313723), (7, 2881420167), (19, 1061575851), (21, 960473389), (57, 353858617), (79, 255315711), (133, 151653693), (237, 85105237), (399, 50551231), (553, 36473673), (659, 30606891), (971, 20772339), (1501, 13437669), (1659, 12157891), (1977, 10202297), (2913, 6924113), (4503, 4479223), (4613, 4372413), (6797, 2967477), (10507, 1919667), (12521, 1610889), (13839, 1457471), (18449, 1093281), (20391, 989159), (31521, 639889), (37563, 536963), (52061, 387429), (55347, 364427), (76709, 262941), (87647, 230127), (129143, 156183)]