20276344

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 44553600

約数和(自身を除く): 24277256

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 67, 76, 88, 134, 152, 181, 209, 268, 362, 418, 536, 724, 737, 836, 1273, 1448, 1474, 1672, 1991, 2546, 2948, 3439, 3982, 5092, 5896, 6878, 7964, 10184, 12127, 13756, 14003, 15928, 24254, 27512, 28006, 37829, 48508, 56012, 75658, 97016, 112024, 133397, 151316, 230413, 266794, 302632, 460826, 533588, 921652, 1067176, 1843304, 2534543, 5069086, 10138172, 20276344]

約数ペア:

[(1, 20276344), (2, 10138172), (4, 5069086), (8, 2534543), (11, 1843304), (19, 1067176), (22, 921652), (38, 533588), (44, 460826), (67, 302632), (76, 266794), (88, 230413), (134, 151316), (152, 133397), (181, 112024), (209, 97016), (268, 75658), (362, 56012), (418, 48508), (536, 37829), (724, 28006), (737, 27512), (836, 24254), (1273, 15928), (1448, 14003), (1474, 13756), (1672, 12127), (1991, 10184), (2546, 7964), (2948, 6878), (3439, 5896), (3982, 5092)]