17988110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{821}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 37167552

約数和(自身を除く): 19179442

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 313, 626, 821, 1565, 1642, 2191, 3130, 4105, 4382, 5747, 8210, 10955, 11494, 21910, 28735, 57470, 256973, 513946, 1284865, 1798811, 2569730, 3597622, 8994055, 17988110]

約数ペア:

[(1, 17988110), (2, 8994055), (5, 3597622), (7, 2569730), (10, 1798811), (14, 1284865), (35, 513946), (70, 256973), (313, 57470), (626, 28735), (821, 21910), (1565, 11494), (1642, 10955), (2191, 8210), (3130, 5747), (4105, 4382)]