84489808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21379}}^1$

素因数の和:21419

約数の個数: 40

約数和(自身を含む): 185578400

約数和(自身を除く): 101088592

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 21379, 42758, 85516, 171032, 277927, 342064, 406201, 555854, 812402, 1111708, 1624804, 2223416, 3249608, 4446832, 5280613, 6499216, 10561226, 21122452, 42244904, 84489808]

約数ペア:

[(1, 84489808), (2, 42244904), (4, 21122452), (8, 10561226), (13, 6499216), (16, 5280613), (19, 4446832), (26, 3249608), (38, 2223416), (52, 1624804), (76, 1111708), (104, 812402), (152, 555854), (208, 406201), (247, 342064), (304, 277927), (494, 171032), (988, 85516), (1976, 42758), (3952, 21379)]