19325120

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:609

約数の個数: 56

約数和(自身を含む): 46469808

約数和(自身を除く): 27144688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 461, 524, 655, 922, 1048, 1310, 1844, 2096, 2305, 2620, 3688, 4192, 4610, 5240, 7376, 8384, 9220, 10480, 14752, 18440, 20960, 29504, 36880, 41920, 60391, 73760, 120782, 147520, 241564, 301955, 483128, 603910, 966256, 1207820, 1932512, 2415640, 3865024, 4831280, 9662560, 19325120]

約数ペア:

[(1, 19325120), (2, 9662560), (4, 4831280), (5, 3865024), (8, 2415640), (10, 1932512), (16, 1207820), (20, 966256), (32, 603910), (40, 483128), (64, 301955), (80, 241564), (131, 147520), (160, 120782), (262, 73760), (320, 60391), (461, 41920), (524, 36880), (655, 29504), (922, 20960), (1048, 18440), (1310, 14752), (1844, 10480), (2096, 9220), (2305, 8384), (2620, 7376), (3688, 5240), (4192, 4610)]