18989570

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 35054208

約数和(自身を除く): 16064638

約数列:

[1, 2, 5, 10, 83, 137, 166, 167, 274, 334, 415, 685, 830, 835, 1370, 1670, 11371, 13861, 22742, 22879, 27722, 45758, 56855, 69305, 113710, 114395, 138610, 228790, 1898957, 3797914, 9494785, 18989570]

約数ペア:

[(1, 18989570), (2, 9494785), (5, 3797914), (10, 1898957), (83, 228790), (137, 138610), (166, 114395), (167, 113710), (274, 69305), (334, 56855), (415, 45758), (685, 27722), (830, 22879), (835, 22742), (1370, 13861), (1670, 11371)]