18977885758

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{8563}}^1$

素因数の和:8753

約数の個数: 48

約数和(自身を含む): 31594993920

約数和(自身を除く): 12617108162

約数列:

[1, 2, 13, 26, 79, 83, 158, 166, 169, 338, 1027, 1079, 2054, 2158, 6557, 8563, 13114, 13351, 14027, 17126, 26702, 28054, 85241, 111319, 170482, 222638, 676477, 710729, 1108133, 1352954, 1421458, 1447147, 2216266, 2894294, 8794201, 9239477, 17588402, 18478954, 56147591, 112295182, 114324613, 120113201, 228649226, 240226402, 729918683, 1459837366, 9488942879, 18977885758]

約数ペア:

[(1, 18977885758), (2, 9488942879), (13, 1459837366), (26, 729918683), (79, 240226402), (83, 228649226), (158, 120113201), (166, 114324613), (169, 112295182), (338, 56147591), (1027, 18478954), (1079, 17588402), (2054, 9239477), (2158, 8794201), (6557, 2894294), (8563, 2216266), (13114, 1447147), (13351, 1421458), (14027, 1352954), (17126, 1108133), (26702, 710729), (28054, 676477), (85241, 222638), (111319, 170482)]