20309642388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{634597}}^1$

素因数の和:634741

約数の個数: 72

約数和(自身を含む): 59134380032

約数和(自身を除く): 38824737644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 762, 889, 1143, 1524, 1778, 2286, 2667, 3556, 4572, 5334, 8001, 10668, 16002, 32004, 634597, 1269194, 1903791, 2538388, 3807582, 4442179, 5711373, 7615164, 8884358, 11422746, 13326537, 17768716, 22845492, 26653074, 39979611, 53306148, 79959222, 80593819, 159918444, 161187638, 241781457, 322375276, 483562914, 564156733, 725344371, 967125828, 1128313466, 1450688742, 1692470199, 2256626932, 2901377484, 3384940398, 5077410597, 6769880796, 10154821194, 20309642388]

約数ペア:

[(1, 20309642388), (2, 10154821194), (3, 6769880796), (4, 5077410597), (6, 3384940398), (7, 2901377484), (9, 2256626932), (12, 1692470199), (14, 1450688742), (18, 1128313466), (21, 967125828), (28, 725344371), (36, 564156733), (42, 483562914), (63, 322375276), (84, 241781457), (126, 161187638), (127, 159918444), (252, 80593819), (254, 79959222), (381, 53306148), (508, 39979611), (762, 26653074), (889, 22845492), (1143, 17768716), (1524, 13326537), (1778, 11422746), (2286, 8884358), (2667, 7615164), (3556, 5711373), (4572, 4442179), (5334, 3807582), (8001, 2538388), (10668, 1903791), (16002, 1269194), (32004, 634597)]