19962388

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 39155200

約数和(自身を除く): 19192812

約数列:

[1, 2, 4, 19, 31, 37, 38, 62, 74, 76, 124, 148, 229, 458, 589, 703, 916, 1147, 1178, 1406, 2294, 2356, 2812, 4351, 4588, 7099, 8473, 8702, 14198, 16946, 17404, 21793, 28396, 33892, 43586, 87172, 134881, 160987, 262663, 269762, 321974, 525326, 539524, 643948, 1050652, 4990597, 9981194, 19962388]

約数ペア:

[(1, 19962388), (2, 9981194), (4, 4990597), (19, 1050652), (31, 643948), (37, 539524), (38, 525326), (62, 321974), (74, 269762), (76, 262663), (124, 160987), (148, 134881), (229, 87172), (458, 43586), (589, 33892), (703, 28396), (916, 21793), (1147, 17404), (1178, 16946), (1406, 14198), (2294, 8702), (2356, 8473), (2812, 7099), (4351, 4588)]