20782762

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1483}}^1$

素因数の和:1523

約数の個数: 48

約数和(自身を含む): 42632352

約数和(自身を除く): 21849590

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 1001, 1078, 1274, 1483, 2002, 2966, 7007, 10381, 14014, 16313, 19279, 20762, 32626, 38558, 72667, 114191, 134953, 145334, 212069, 228382, 269906, 424138, 799337, 944671, 1484483, 1598674, 1889342, 2968966, 10391381, 20782762]

約数ペア:

[(1, 20782762), (2, 10391381), (7, 2968966), (11, 1889342), (13, 1598674), (14, 1484483), (22, 944671), (26, 799337), (49, 424138), (77, 269906), (91, 228382), (98, 212069), (143, 145334), (154, 134953), (182, 114191), (286, 72667), (539, 38558), (637, 32626), (1001, 20762), (1078, 19279), (1274, 16313), (1483, 14014), (2002, 10381), (2966, 7007)]