20194501624

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{21013}}^1$

素因数の和:21260

約数の個数: 64

約数和(自身を含む): 42182663040

約数和(自身を除く): 21988161416

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 134, 163, 268, 326, 536, 652, 737, 1304, 1474, 1793, 2948, 3586, 5896, 7172, 10921, 14344, 21013, 21842, 42026, 43684, 84052, 87368, 120131, 168104, 231143, 240262, 462286, 480524, 924572, 961048, 1407871, 1849144, 2815742, 3425119, 5631484, 6850238, 11262968, 13700476, 15486581, 27400952, 30973162, 37676309, 61946324, 75352618, 123892648, 150705236, 229482973, 301410472, 458965946, 917931892, 1835863784, 2524312703, 5048625406, 10097250812, 20194501624]

約数ペア:

[(1, 20194501624), (2, 10097250812), (4, 5048625406), (8, 2524312703), (11, 1835863784), (22, 917931892), (44, 458965946), (67, 301410472), (88, 229482973), (134, 150705236), (163, 123892648), (268, 75352618), (326, 61946324), (536, 37676309), (652, 30973162), (737, 27400952), (1304, 15486581), (1474, 13700476), (1793, 11262968), (2948, 6850238), (3586, 5631484), (5896, 3425119), (7172, 2815742), (10921, 1849144), (14344, 1407871), (21013, 961048), (21842, 924572), (42026, 480524), (43684, 462286), (84052, 240262), (87368, 231143), (120131, 168104)]