19125856

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 40219200

約数和(自身を除く): 21093344

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 83, 152, 166, 304, 332, 379, 608, 664, 758, 1328, 1516, 1577, 2656, 3032, 3154, 6064, 6308, 7201, 12128, 12616, 14402, 25232, 28804, 31457, 50464, 57608, 62914, 115216, 125828, 230432, 251656, 503312, 597683, 1006624, 1195366, 2390732, 4781464, 9562928, 19125856]

約数ペア:

[(1, 19125856), (2, 9562928), (4, 4781464), (8, 2390732), (16, 1195366), (19, 1006624), (32, 597683), (38, 503312), (76, 251656), (83, 230432), (152, 125828), (166, 115216), (304, 62914), (332, 57608), (379, 50464), (608, 31457), (664, 28804), (758, 25232), (1328, 14402), (1516, 12616), (1577, 12128), (2656, 7201), (3032, 6308), (3154, 6064)]