20173357568

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{432979}}^1$

素因数の和:433017

約数の個数: 80

約数和(自身を含む): 49609116480

約数和(自身を除く): 29435758912

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 512, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 3584, 5824, 6656, 11648, 23296, 46592, 432979, 865958, 1731916, 3030853, 3463832, 5628727, 6061706, 6927664, 11257454, 12123412, 13855328, 22514908, 24246824, 27710656, 39401089, 45029816, 48493648, 55421312, 78802178, 90059632, 96987296, 110842624, 157604356, 180119264, 193974592, 221685248, 315208712, 360238528, 387949184, 630417424, 720477056, 775898368, 1260834848, 1440954112, 1551796736, 2521669696, 2881908224, 5043339392, 10086678784, 20173357568]

約数ペア:

[(1, 20173357568), (2, 10086678784), (4, 5043339392), (7, 2881908224), (8, 2521669696), (13, 1551796736), (14, 1440954112), (16, 1260834848), (26, 775898368), (28, 720477056), (32, 630417424), (52, 387949184), (56, 360238528), (64, 315208712), (91, 221685248), (104, 193974592), (112, 180119264), (128, 157604356), (182, 110842624), (208, 96987296), (224, 90059632), (256, 78802178), (364, 55421312), (416, 48493648), (448, 45029816), (512, 39401089), (728, 27710656), (832, 24246824), (896, 22514908), (1456, 13855328), (1664, 12123412), (1792, 11257454), (2912, 6927664), (3328, 6061706), (3584, 5628727), (5824, 3463832), (6656, 3030853), (11648, 1731916), (23296, 865958), (46592, 432979)]