20066728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6163}}^1$

素因数の和:6217

約数の個数: 32

約数和(自身を含む): 42161760

約数和(自身を除く): 22095032

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 6163, 12326, 24652, 49304, 67793, 135586, 228031, 271172, 456062, 542344, 912124, 1824248, 2508341, 5016682, 10033364, 20066728]

約数ペア:

[(1, 20066728), (2, 10033364), (4, 5016682), (8, 2508341), (11, 1824248), (22, 912124), (37, 542344), (44, 456062), (74, 271172), (88, 228031), (148, 135586), (296, 67793), (407, 49304), (814, 24652), (1628, 12326), (3256, 6163)]