19498822928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{177883}}^1$

素因数の和:177952

約数の個数: 80

約数和(自身を含む): 44468153856

約数和(自身を除く): 24969330928

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 208, 221, 248, 272, 403, 442, 496, 527, 806, 884, 1054, 1612, 1768, 2108, 3224, 3536, 4216, 6448, 6851, 8432, 13702, 27404, 54808, 109616, 177883, 355766, 711532, 1423064, 2312479, 2846128, 3024011, 4624958, 5514373, 6048022, 9249916, 11028746, 12096044, 18499832, 22057492, 24192088, 36999664, 39312143, 44114984, 48384176, 71686849, 78624286, 88229968, 93744341, 143373698, 157248572, 187488682, 286747396, 314497144, 374977364, 573494792, 628994288, 749954728, 1146989584, 1218676433, 1499909456, 2437352866, 4874705732, 9749411464, 19498822928]

約数ペア:

[(1, 19498822928), (2, 9749411464), (4, 4874705732), (8, 2437352866), (13, 1499909456), (16, 1218676433), (17, 1146989584), (26, 749954728), (31, 628994288), (34, 573494792), (52, 374977364), (62, 314497144), (68, 286747396), (104, 187488682), (124, 157248572), (136, 143373698), (208, 93744341), (221, 88229968), (248, 78624286), (272, 71686849), (403, 48384176), (442, 44114984), (496, 39312143), (527, 36999664), (806, 24192088), (884, 22057492), (1054, 18499832), (1612, 12096044), (1768, 11028746), (2108, 9249916), (3224, 6048022), (3536, 5514373), (4216, 4624958), (6448, 3024011), (6851, 2846128), (8432, 2312479), (13702, 1423064), (27404, 711532), (54808, 355766), (109616, 177883)]