19882208

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 42048720

約数和(自身を除く): 22166512

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 76, 106, 152, 212, 304, 424, 608, 617, 848, 1007, 1234, 1696, 2014, 2468, 4028, 4936, 8056, 9872, 11723, 16112, 19744, 23446, 32224, 32701, 46892, 65402, 93784, 130804, 187568, 261608, 375136, 523216, 621319, 1046432, 1242638, 2485276, 4970552, 9941104, 19882208]

約数ペア:

[(1, 19882208), (2, 9941104), (4, 4970552), (8, 2485276), (16, 1242638), (19, 1046432), (32, 621319), (38, 523216), (53, 375136), (76, 261608), (106, 187568), (152, 130804), (212, 93784), (304, 65402), (424, 46892), (608, 32701), (617, 32224), (848, 23446), (1007, 19744), (1234, 16112), (1696, 11723), (2014, 9872), (2468, 8056), (4028, 4936)]