19169480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2293}}^1$

素因数の和:2334

約数の個数: 64

約数和(自身を含む): 49550400

約数和(自身を除く): 30380920

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 2293, 4180, 4586, 8360, 9172, 11465, 18344, 22930, 25223, 43567, 45860, 50446, 87134, 91720, 100892, 126115, 174268, 201784, 217835, 252230, 348536, 435670, 479237, 504460, 871340, 958474, 1008920, 1742680, 1916948, 2396185, 3833896, 4792370, 9584740, 19169480]

約数ペア:

[(1, 19169480), (2, 9584740), (4, 4792370), (5, 3833896), (8, 2396185), (10, 1916948), (11, 1742680), (19, 1008920), (20, 958474), (22, 871340), (38, 504460), (40, 479237), (44, 435670), (55, 348536), (76, 252230), (88, 217835), (95, 201784), (110, 174268), (152, 126115), (190, 100892), (209, 91720), (220, 87134), (380, 50446), (418, 45860), (440, 43567), (760, 25223), (836, 22930), (1045, 18344), (1672, 11465), (2090, 9172), (2293, 8360), (4180, 4586)]