18682976

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 40106304

約数和(自身を除く): 21423328

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 97, 104, 194, 208, 388, 416, 463, 776, 926, 1261, 1552, 1852, 2522, 3104, 3704, 5044, 6019, 7408, 10088, 12038, 14816, 20176, 24076, 40352, 44911, 48152, 89822, 96304, 179644, 192608, 359288, 583843, 718576, 1167686, 1437152, 2335372, 4670744, 9341488, 18682976]

約数ペア:

[(1, 18682976), (2, 9341488), (4, 4670744), (8, 2335372), (13, 1437152), (16, 1167686), (26, 718576), (32, 583843), (52, 359288), (97, 192608), (104, 179644), (194, 96304), (208, 89822), (388, 48152), (416, 44911), (463, 40352), (776, 24076), (926, 20176), (1261, 14816), (1552, 12038), (1852, 10088), (2522, 7408), (3104, 6019), (3704, 5044)]