20328126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1257

約数の個数: 64

約数和(自身を含む): 51695616

約数和(自身を除く): 31367490

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 806, 1201, 1209, 1302, 2402, 2418, 2821, 3603, 5642, 7206, 8407, 8463, 15613, 16814, 16926, 25221, 31226, 37231, 46839, 50442, 74462, 93678, 109291, 111693, 218582, 223386, 260617, 327873, 484003, 521234, 655746, 781851, 968006, 1452009, 1563702, 2904018, 3388021, 6776042, 10164063, 20328126]

約数ペア:

[(1, 20328126), (2, 10164063), (3, 6776042), (6, 3388021), (7, 2904018), (13, 1563702), (14, 1452009), (21, 968006), (26, 781851), (31, 655746), (39, 521234), (42, 484003), (62, 327873), (78, 260617), (91, 223386), (93, 218582), (182, 111693), (186, 109291), (217, 93678), (273, 74462), (403, 50442), (434, 46839), (546, 37231), (651, 31226), (806, 25221), (1201, 16926), (1209, 16814), (1302, 15613), (2402, 8463), (2418, 8407), (2821, 7206), (3603, 5642)]