2018407638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1\times {\mathrm{419}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 4397299200

約数和(自身を除く): 2378891562

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 151, 302, 409, 419, 453, 818, 838, 906, 1227, 1257, 1963, 2454, 2514, 3926, 5317, 5447, 5889, 10634, 10894, 11778, 15951, 16341, 31902, 32682, 61759, 63269, 123518, 126538, 171371, 185277, 189807, 342742, 370554, 379614, 514113, 802867, 822497, 1028226, 1605734, 1644994, 2227823, 2408601, 2467491, 4455646, 4817202, 4934982, 6683469, 13366938, 25877021, 51754042, 77631063, 155262126, 336401273, 672802546, 1009203819, 2018407638]

約数ペア:

[(1, 2018407638), (2, 1009203819), (3, 672802546), (6, 336401273), (13, 155262126), (26, 77631063), (39, 51754042), (78, 25877021), (151, 13366938), (302, 6683469), (409, 4934982), (419, 4817202), (453, 4455646), (818, 2467491), (838, 2408601), (906, 2227823), (1227, 1644994), (1257, 1605734), (1963, 1028226), (2454, 822497), (2514, 802867), (3926, 514113), (5317, 379614), (5447, 370554), (5889, 342742), (10634, 189807), (10894, 185277), (11778, 171371), (15951, 126538), (16341, 123518), (31902, 63269), (32682, 61759)]