19667144

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11329}}^1$

素因数の和:11373

約数の個数: 32

約数和(自身を含む): 43507200

約数和(自身を除く): 23840056

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 11329, 22658, 45316, 79303, 90632, 158606, 317212, 351199, 634424, 702398, 1404796, 2458393, 2809592, 4916786, 9833572, 19667144]

約数ペア:

[(1, 19667144), (2, 9833572), (4, 4916786), (7, 2809592), (8, 2458393), (14, 1404796), (28, 702398), (31, 634424), (56, 351199), (62, 317212), (124, 158606), (217, 90632), (248, 79303), (434, 45316), (868, 22658), (1736, 11329)]