20193279548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{599}}^1$

素因数の和:1107

約数の個数: 96

約数和(自身を含む): 40439347200

約数和(自身を除く): 20246067652

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 71, 92, 142, 284, 299, 397, 598, 599, 794, 923, 1196, 1198, 1588, 1633, 1846, 2396, 3266, 3692, 5161, 6532, 7787, 9131, 10322, 13777, 15574, 18262, 20644, 21229, 27554, 28187, 31148, 36524, 42458, 42529, 55108, 56374, 84916, 85058, 112748, 118703, 170116, 179101, 237406, 237803, 358202, 366431, 474812, 475606, 552877, 648301, 716404, 732862, 951212, 978167, 1105754, 1296602, 1465724, 1956334, 2211508, 2593204, 3091439, 3912668, 5469469, 6182878, 8427913, 10938938, 12365756, 12716171, 16855826, 16884013, 21877876, 25432342, 33711652, 33768026, 50864684, 67536052, 71103097, 142206194, 219492169, 284412388, 388332299, 438984338, 776664598, 877968676, 1553329196, 5048319887, 10096639774, 20193279548]

約数ペア:

[(1, 20193279548), (2, 10096639774), (4, 5048319887), (13, 1553329196), (23, 877968676), (26, 776664598), (46, 438984338), (52, 388332299), (71, 284412388), (92, 219492169), (142, 142206194), (284, 71103097), (299, 67536052), (397, 50864684), (598, 33768026), (599, 33711652), (794, 25432342), (923, 21877876), (1196, 16884013), (1198, 16855826), (1588, 12716171), (1633, 12365756), (1846, 10938938), (2396, 8427913), (3266, 6182878), (3692, 5469469), (5161, 3912668), (6532, 3091439), (7787, 2593204), (9131, 2211508), (10322, 1956334), (13777, 1465724), (15574, 1296602), (18262, 1105754), (20644, 978167), (21229, 951212), (27554, 732862), (28187, 716404), (31148, 648301), (36524, 552877), (42458, 475606), (42529, 474812), (55108, 366431), (56374, 358202), (84916, 237803), (85058, 237406), (112748, 179101), (118703, 170116)]