19108212

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 45904320

約数和(自身を除く): 26796108

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 137, 177, 197, 236, 274, 354, 394, 411, 548, 591, 708, 788, 822, 1182, 1644, 2364, 8083, 11623, 16166, 23246, 24249, 26989, 32332, 34869, 46492, 48498, 53978, 69738, 80967, 96996, 107956, 139476, 161934, 323868, 1592351, 3184702, 4777053, 6369404, 9554106, 19108212]

約数ペア:

[(1, 19108212), (2, 9554106), (3, 6369404), (4, 4777053), (6, 3184702), (12, 1592351), (59, 323868), (118, 161934), (137, 139476), (177, 107956), (197, 96996), (236, 80967), (274, 69738), (354, 53978), (394, 48498), (411, 46492), (548, 34869), (591, 32332), (708, 26989), (788, 24249), (822, 23246), (1182, 16166), (1644, 11623), (2364, 8083)]