20902336

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 112

約数和(自身を含む): 52970176

約数和(自身を除く): 32067840

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 52, 56, 64, 74, 91, 97, 104, 112, 148, 182, 194, 208, 224, 259, 296, 364, 388, 416, 448, 481, 518, 592, 679, 728, 776, 832, 962, 1036, 1184, 1261, 1358, 1456, 1552, 1924, 2072, 2368, 2522, 2716, 2912, 3104, 3367, 3589, 3848, 4144, 5044, 5432, 5824, 6208, 6734, 7178, 7696, 8288, 8827, 10088, 10864, 13468, 14356, 15392, 16576, 17654, 20176, 21728, 25123, 26936, 28712, 30784, 35308, 40352, 43456, 46657, 50246, 53872, 57424, 70616, 80704, 93314, 100492, 107744, 114848, 141232, 186628, 200984, 215488, 229696, 282464, 326599, 373256, 401968, 564928, 653198, 746512, 803936, 1306396, 1493024, 1607872, 2612792, 2986048, 5225584, 10451168, 20902336]

約数ペア:

[(1, 20902336), (2, 10451168), (4, 5225584), (7, 2986048), (8, 2612792), (13, 1607872), (14, 1493024), (16, 1306396), (26, 803936), (28, 746512), (32, 653198), (37, 564928), (52, 401968), (56, 373256), (64, 326599), (74, 282464), (91, 229696), (97, 215488), (104, 200984), (112, 186628), (148, 141232), (182, 114848), (194, 107744), (208, 100492), (224, 93314), (259, 80704), (296, 70616), (364, 57424), (388, 53872), (416, 50246), (448, 46657), (481, 43456), (518, 40352), (592, 35308), (679, 30784), (728, 28712), (776, 26936), (832, 25123), (962, 21728), (1036, 20176), (1184, 17654), (1261, 16576), (1358, 15392), (1456, 14356), (1552, 13468), (1924, 10864), (2072, 10088), (2368, 8827), (2522, 8288), (2716, 7696), (2912, 7178), (3104, 6734), (3367, 6208), (3589, 5824), (3848, 5432), (4144, 5044)]