38743736

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^2$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 79492200

約数和(自身を除く): 40748464

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 83, 148, 152, 166, 296, 332, 664, 703, 1406, 1577, 2812, 3071, 3154, 5624, 6142, 6308, 6889, 12284, 12616, 13778, 24568, 27556, 55112, 58349, 116698, 130891, 233396, 254893, 261782, 466792, 509786, 523564, 1019572, 1047128, 2039144, 4842967, 9685934, 19371868, 38743736]

約数ペア:

[(1, 38743736), (2, 19371868), (4, 9685934), (8, 4842967), (19, 2039144), (37, 1047128), (38, 1019572), (74, 523564), (76, 509786), (83, 466792), (148, 261782), (152, 254893), (166, 233396), (296, 130891), (332, 116698), (664, 58349), (703, 55112), (1406, 27556), (1577, 24568), (2812, 13778), (3071, 12616), (3154, 12284), (5624, 6889), (6142, 6308)]