20173689735

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{8237}}^1$

素因数の和:8528

約数の個数: 64

約数和(自身を含む): 34923847680

約数和(自身を除く): 14750157945

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 229, 345, 465, 687, 713, 1145, 2139, 3435, 3565, 5267, 7099, 8237, 10695, 15801, 21297, 24711, 26335, 35495, 41185, 79005, 106485, 123555, 163277, 189451, 255347, 489831, 568353, 766041, 816385, 947255, 1276735, 1886273, 2449155, 2841765, 3830205, 5658819, 5872981, 9431365, 17618943, 28294095, 29364905, 43384279, 58474463, 88094715, 130152837, 175423389, 216921395, 292372315, 650764185, 877116945, 1344912649, 4034737947, 6724563245, 20173689735]

約数ペア:

[(1, 20173689735), (3, 6724563245), (5, 4034737947), (15, 1344912649), (23, 877116945), (31, 650764185), (69, 292372315), (93, 216921395), (115, 175423389), (155, 130152837), (229, 88094715), (345, 58474463), (465, 43384279), (687, 29364905), (713, 28294095), (1145, 17618943), (2139, 9431365), (3435, 5872981), (3565, 5658819), (5267, 3830205), (7099, 2841765), (8237, 2449155), (10695, 1886273), (15801, 1276735), (21297, 947255), (24711, 816385), (26335, 766041), (35495, 568353), (41185, 489831), (79005, 255347), (106485, 189451), (123555, 163277)]