20216546584

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{16633}}^1$

素因数の和:16725

約数の個数: 96

約数和(自身を含む): 43833916800

約数和(自身を除く): 23617370216

約数列:

[1, 2, 4, 8, 13, 26, 29, 31, 52, 58, 62, 104, 116, 124, 169, 232, 248, 338, 377, 403, 676, 754, 806, 899, 1352, 1508, 1612, 1798, 3016, 3224, 3596, 4901, 5239, 7192, 9802, 10478, 11687, 16633, 19604, 20956, 23374, 33266, 39208, 41912, 46748, 66532, 93496, 133064, 151931, 216229, 303862, 432458, 482357, 515623, 607724, 864916, 964714, 1031246, 1215448, 1729832, 1929428, 2062492, 2810977, 3858856, 4124984, 5621954, 6270641, 6703099, 11243908, 12541282, 13406198, 14953067, 22487816, 25082564, 26812396, 29906134, 50165128, 53624792, 59812268, 81518333, 87140287, 119624536, 163036666, 174280574, 194389871, 326073332, 348561148, 388779742, 652146664, 697122296, 777559484, 1555118968, 2527068323, 5054136646, 10108273292, 20216546584]

約数ペア:

[(1, 20216546584), (2, 10108273292), (4, 5054136646), (8, 2527068323), (13, 1555118968), (26, 777559484), (29, 697122296), (31, 652146664), (52, 388779742), (58, 348561148), (62, 326073332), (104, 194389871), (116, 174280574), (124, 163036666), (169, 119624536), (232, 87140287), (248, 81518333), (338, 59812268), (377, 53624792), (403, 50165128), (676, 29906134), (754, 26812396), (806, 25082564), (899, 22487816), (1352, 14953067), (1508, 13406198), (1612, 12541282), (1798, 11243908), (3016, 6703099), (3224, 6270641), (3596, 5621954), (4901, 4124984), (5239, 3858856), (7192, 2810977), (9802, 2062492), (10478, 1929428), (11687, 1729832), (16633, 1215448), (19604, 1031246), (20956, 964714), (23374, 864916), (33266, 607724), (39208, 515623), (41912, 482357), (46748, 432458), (66532, 303862), (93496, 216229), (133064, 151931)]