19675137

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 29393280

約数和(自身を除く): 9718143

約数列:

[1, 3, 17, 29, 51, 53, 87, 159, 251, 493, 753, 901, 1479, 1537, 2703, 4267, 4611, 7279, 12801, 13303, 21837, 26129, 39909, 78387, 123743, 226151, 371229, 385787, 678453, 1157361, 6558379, 19675137]

約数ペア:

[(1, 19675137), (3, 6558379), (17, 1157361), (29, 678453), (51, 385787), (53, 371229), (87, 226151), (159, 123743), (251, 78387), (493, 39909), (753, 26129), (901, 21837), (1479, 13303), (1537, 12801), (2703, 7279), (4267, 4611)]