20697952

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 44900352

約数和(自身を除く): 24202400

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 127, 176, 254, 352, 463, 508, 926, 1016, 1397, 1852, 2032, 2794, 3704, 4064, 5093, 5588, 7408, 10186, 11176, 14816, 20372, 22352, 40744, 44704, 58801, 81488, 117602, 162976, 235204, 470408, 646811, 940816, 1293622, 1881632, 2587244, 5174488, 10348976, 20697952]

約数ペア:

[(1, 20697952), (2, 10348976), (4, 5174488), (8, 2587244), (11, 1881632), (16, 1293622), (22, 940816), (32, 646811), (44, 470408), (88, 235204), (127, 162976), (176, 117602), (254, 81488), (352, 58801), (463, 44704), (508, 40744), (926, 22352), (1016, 20372), (1397, 14816), (1852, 11176), (2032, 10186), (2794, 7408), (3704, 5588), (4064, 5093)]