1815249512

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{349}}^1\times {\mathrm{1801}}^1$

素因数の和:2194

約数の個数: 48

約数和(自身を含む): 3604450500

約数和(自身を除く): 1789200988

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 349, 361, 698, 722, 1396, 1444, 1801, 2792, 2888, 3602, 6631, 7204, 13262, 14408, 26524, 34219, 53048, 68438, 125989, 136876, 251978, 273752, 503956, 628549, 650161, 1007912, 1257098, 1300322, 2514196, 2600644, 5028392, 5201288, 11942431, 23884862, 47769724, 95539448, 226906189, 453812378, 907624756, 1815249512]

約数ペア:

[(1, 1815249512), (2, 907624756), (4, 453812378), (8, 226906189), (19, 95539448), (38, 47769724), (76, 23884862), (152, 11942431), (349, 5201288), (361, 5028392), (698, 2600644), (722, 2514196), (1396, 1300322), (1444, 1257098), (1801, 1007912), (2792, 650161), (2888, 628549), (3602, 503956), (6631, 273752), (7204, 251978), (13262, 136876), (14408, 125989), (26524, 68438), (34219, 53048)]