20165595008

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{146009}}^1$

素因数の和:146119

約数の個数: 64

約数和(自身を含む): 43785478800

約数和(自身を除く): 23619883792

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 83, 104, 128, 166, 208, 332, 416, 664, 832, 1079, 1328, 1664, 2158, 2656, 4316, 5312, 8632, 10624, 17264, 34528, 69056, 138112, 146009, 292018, 584036, 1168072, 1898117, 2336144, 3796234, 4672288, 7592468, 9344576, 12118747, 15184936, 18689152, 24237494, 30369872, 48474988, 60739744, 96949976, 121479488, 157543711, 193899952, 242958976, 315087422, 387799904, 630174844, 775599808, 1260349688, 1551199616, 2520699376, 5041398752, 10082797504, 20165595008]

約数ペア:

[(1, 20165595008), (2, 10082797504), (4, 5041398752), (8, 2520699376), (13, 1551199616), (16, 1260349688), (26, 775599808), (32, 630174844), (52, 387799904), (64, 315087422), (83, 242958976), (104, 193899952), (128, 157543711), (166, 121479488), (208, 96949976), (332, 60739744), (416, 48474988), (664, 30369872), (832, 24237494), (1079, 18689152), (1328, 15184936), (1664, 12118747), (2158, 9344576), (2656, 7592468), (4316, 4672288), (5312, 3796234), (8632, 2336144), (10624, 1898117), (17264, 1168072), (34528, 584036), (69056, 292018), (138112, 146009)]