19468480

素因数分解:

$2^6\times 5^1\times {\mathrm{83}}^1\times {\mathrm{733}}^1$

素因数の和:833

約数の個数: 56

約数和(自身を含む): 46981872

約数和(自身を除く): 27513392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 160, 166, 320, 332, 415, 664, 733, 830, 1328, 1466, 1660, 2656, 2932, 3320, 3665, 5312, 5864, 6640, 7330, 11728, 13280, 14660, 23456, 26560, 29320, 46912, 58640, 60839, 117280, 121678, 234560, 243356, 304195, 486712, 608390, 973424, 1216780, 1946848, 2433560, 3893696, 4867120, 9734240, 19468480]

約数ペア:

[(1, 19468480), (2, 9734240), (4, 4867120), (5, 3893696), (8, 2433560), (10, 1946848), (16, 1216780), (20, 973424), (32, 608390), (40, 486712), (64, 304195), (80, 243356), (83, 234560), (160, 121678), (166, 117280), (320, 60839), (332, 58640), (415, 46912), (664, 29320), (733, 26560), (830, 23456), (1328, 14660), (1466, 13280), (1660, 11728), (2656, 7330), (2932, 6640), (3320, 5864), (3665, 5312)]