19661544

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{5573}}^1$

素因数の和:5599

約数の個数: 72

約数和(自身を含む): 61955010

約数和(自身を除く): 42293466

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 5573, 11146, 16719, 22292, 33438, 39011, 44584, 50157, 66876, 78022, 100314, 117033, 133752, 156044, 200628, 234066, 273077, 312088, 351099, 401256, 468132, 546154, 702198, 819231, 936264, 1092308, 1404396, 1638462, 2184616, 2457693, 2808792, 3276924, 4915386, 6553848, 9830772, 19661544]

約数ペア:

[(1, 19661544), (2, 9830772), (3, 6553848), (4, 4915386), (6, 3276924), (7, 2808792), (8, 2457693), (9, 2184616), (12, 1638462), (14, 1404396), (18, 1092308), (21, 936264), (24, 819231), (28, 702198), (36, 546154), (42, 468132), (49, 401256), (56, 351099), (63, 312088), (72, 273077), (84, 234066), (98, 200628), (126, 156044), (147, 133752), (168, 117033), (196, 100314), (252, 78022), (294, 66876), (392, 50157), (441, 44584), (504, 39011), (588, 33438), (882, 22292), (1176, 16719), (1764, 11146), (3528, 5573)]