18523908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{39581}}^1$

素因数の和:39604

約数の個数: 36

約数和(自身を含む): 50427468

約数和(自身を除く): 31903560

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 39581, 79162, 118743, 158324, 237486, 356229, 474972, 514553, 712458, 1029106, 1424916, 1543659, 2058212, 3087318, 4630977, 6174636, 9261954, 18523908]

約数ペア:

[(1, 18523908), (2, 9261954), (3, 6174636), (4, 4630977), (6, 3087318), (9, 2058212), (12, 1543659), (13, 1424916), (18, 1029106), (26, 712458), (36, 514553), (39, 474972), (52, 356229), (78, 237486), (117, 158324), (156, 118743), (234, 79162), (468, 39581)]