18831432

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:766

約数の個数: 64

約数和(自身を含む): 50443200

約数和(自身を除く): 31611768

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 61, 76, 114, 122, 152, 183, 228, 244, 366, 456, 488, 677, 732, 1159, 1354, 1464, 2031, 2318, 2708, 3477, 4062, 4636, 5416, 6954, 8124, 9272, 12863, 13908, 16248, 25726, 27816, 38589, 41297, 51452, 77178, 82594, 102904, 123891, 154356, 165188, 247782, 308712, 330376, 495564, 784643, 991128, 1569286, 2353929, 3138572, 4707858, 6277144, 9415716, 18831432]

約数ペア:

[(1, 18831432), (2, 9415716), (3, 6277144), (4, 4707858), (6, 3138572), (8, 2353929), (12, 1569286), (19, 991128), (24, 784643), (38, 495564), (57, 330376), (61, 308712), (76, 247782), (114, 165188), (122, 154356), (152, 123891), (183, 102904), (228, 82594), (244, 77178), (366, 51452), (456, 41297), (488, 38589), (677, 27816), (732, 25726), (1159, 16248), (1354, 13908), (1464, 12863), (2031, 9272), (2318, 8124), (2708, 6954), (3477, 5416), (4062, 4636)]