18157020210

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{9606889}}^1$

素因数の和:9606912

約数の個数: 64

約数和(自身を含む): 55335686400

約数和(自身を除く): 37178666190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 9606889, 19213778, 28820667, 48034445, 57641334, 67248223, 86462001, 96068890, 134496446, 144103335, 172924002, 201744669, 259386003, 288206670, 336241115, 403489338, 432310005, 518772006, 605234007, 672482230, 864620010, 1008723345, 1210468014, 1296930015, 1815702021, 2017446690, 2593860030, 3026170035, 3631404042, 6052340070, 9078510105, 18157020210]

約数ペア:

[(1, 18157020210), (2, 9078510105), (3, 6052340070), (5, 3631404042), (6, 3026170035), (7, 2593860030), (9, 2017446690), (10, 1815702021), (14, 1296930015), (15, 1210468014), (18, 1008723345), (21, 864620010), (27, 672482230), (30, 605234007), (35, 518772006), (42, 432310005), (45, 403489338), (54, 336241115), (63, 288206670), (70, 259386003), (90, 201744669), (105, 172924002), (126, 144103335), (135, 134496446), (189, 96068890), (210, 86462001), (270, 67248223), (315, 57641334), (378, 48034445), (630, 28820667), (945, 19213778), (1890, 9606889)]