18849816

素因数分解:

$2^3\times 3^2\times {\mathrm{97}}^1\times {\mathrm{2699}}^1$

素因数の和:2808

約数の個数: 48

約数和(自身を含む): 51597000

約数和(自身を除く): 32747184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 97, 194, 291, 388, 582, 776, 873, 1164, 1746, 2328, 2699, 3492, 5398, 6984, 8097, 10796, 16194, 21592, 24291, 32388, 48582, 64776, 97164, 194328, 261803, 523606, 785409, 1047212, 1570818, 2094424, 2356227, 3141636, 4712454, 6283272, 9424908, 18849816]

約数ペア:

[(1, 18849816), (2, 9424908), (3, 6283272), (4, 4712454), (6, 3141636), (8, 2356227), (9, 2094424), (12, 1570818), (18, 1047212), (24, 785409), (36, 523606), (72, 261803), (97, 194328), (194, 97164), (291, 64776), (388, 48582), (582, 32388), (776, 24291), (873, 21592), (1164, 16194), (1746, 10796), (2328, 8097), (2699, 6984), (3492, 5398)]