16942420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7001}}^1$

素因数の和:7032

約数の個数: 36

約数和(自身を含む): 39113172

約数和(自身を除く): 22170752

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 7001, 14002, 28004, 35005, 70010, 77011, 140020, 154022, 308044, 385055, 770110, 847121, 1540220, 1694242, 3388484, 4235605, 8471210, 16942420]

約数ペア:

[(1, 16942420), (2, 8471210), (4, 4235605), (5, 3388484), (10, 1694242), (11, 1540220), (20, 847121), (22, 770110), (44, 385055), (55, 308044), (110, 154022), (121, 140020), (220, 77011), (242, 70010), (484, 35005), (605, 28004), (1210, 14002), (2420, 7001)]