18644985268

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{219839}}^1$

素因数の和:220096

約数の個数: 48

約数和(自身を含む): 40330967040

約数和(自身を除く): 21685981772

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 233, 364, 466, 932, 1631, 3029, 3262, 6058, 6524, 12116, 21203, 42406, 84812, 219839, 439678, 879356, 1538873, 2857907, 3077746, 5715814, 6155492, 11431628, 20005349, 40010698, 51222487, 80021396, 102444974, 204889948, 358557409, 665892331, 717114818, 1331784662, 1434229636, 2663569324, 4661246317, 9322492634, 18644985268]

約数ペア:

[(1, 18644985268), (2, 9322492634), (4, 4661246317), (7, 2663569324), (13, 1434229636), (14, 1331784662), (26, 717114818), (28, 665892331), (52, 358557409), (91, 204889948), (182, 102444974), (233, 80021396), (364, 51222487), (466, 40010698), (932, 20005349), (1631, 11431628), (3029, 6155492), (3262, 5715814), (6058, 3077746), (6524, 2857907), (12116, 1538873), (21203, 879356), (42406, 439678), (84812, 219839)]