19935825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 42663936

約数和(自身を除く): 22728111

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 25, 35, 39, 65, 69, 75, 91, 105, 115, 127, 161, 175, 195, 273, 299, 325, 345, 381, 455, 483, 525, 575, 635, 805, 889, 897, 975, 1365, 1495, 1651, 1725, 1905, 2093, 2275, 2415, 2667, 2921, 3175, 4025, 4445, 4485, 4953, 6279, 6825, 7475, 8255, 8763, 9525, 10465, 11557, 12075, 13335, 14605, 20447, 22225, 22425, 24765, 31395, 34671, 37973, 41275, 43815, 52325, 57785, 61341, 66675, 73025, 102235, 113919, 123825, 156975, 173355, 189865, 219075, 265811, 288925, 306705, 511175, 569595, 797433, 866775, 949325, 1329055, 1533525, 2847975, 3987165, 6645275, 19935825]

約数ペア:

[(1, 19935825), (3, 6645275), (5, 3987165), (7, 2847975), (13, 1533525), (15, 1329055), (21, 949325), (23, 866775), (25, 797433), (35, 569595), (39, 511175), (65, 306705), (69, 288925), (75, 265811), (91, 219075), (105, 189865), (115, 173355), (127, 156975), (161, 123825), (175, 113919), (195, 102235), (273, 73025), (299, 66675), (325, 61341), (345, 57785), (381, 52325), (455, 43815), (483, 41275), (525, 37973), (575, 34671), (635, 31395), (805, 24765), (889, 22425), (897, 22225), (975, 20447), (1365, 14605), (1495, 13335), (1651, 12075), (1725, 11557), (1905, 10465), (2093, 9525), (2275, 8763), (2415, 8255), (2667, 7475), (2921, 6825), (3175, 6279), (4025, 4953), (4445, 4485)]