20983368

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{2549}}^1$

素因数の和:2579

約数の個数: 64

約数和(自身を含む): 61200000

約数和(自身を除く): 40216632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 343, 392, 588, 686, 1029, 1176, 1372, 2058, 2549, 2744, 4116, 5098, 7647, 8232, 10196, 15294, 17843, 20392, 30588, 35686, 53529, 61176, 71372, 107058, 124901, 142744, 214116, 249802, 374703, 428232, 499604, 749406, 874307, 999208, 1498812, 1748614, 2622921, 2997624, 3497228, 5245842, 6994456, 10491684, 20983368]

約数ペア:

[(1, 20983368), (2, 10491684), (3, 6994456), (4, 5245842), (6, 3497228), (7, 2997624), (8, 2622921), (12, 1748614), (14, 1498812), (21, 999208), (24, 874307), (28, 749406), (42, 499604), (49, 428232), (56, 374703), (84, 249802), (98, 214116), (147, 142744), (168, 124901), (196, 107058), (294, 71372), (343, 61176), (392, 53529), (588, 35686), (686, 30588), (1029, 20392), (1176, 17843), (1372, 15294), (2058, 10196), (2549, 8232), (2744, 7647), (4116, 5098)]