19634144

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1$

素因数の和:823

約数の個数: 48

約数和(自身を含む): 41690880

約数和(自身を除く): 22056736

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 76, 86, 152, 172, 304, 344, 608, 688, 751, 817, 1376, 1502, 1634, 3004, 3268, 6008, 6536, 12016, 13072, 14269, 24032, 26144, 28538, 32293, 57076, 64586, 114152, 129172, 228304, 258344, 456608, 516688, 613567, 1033376, 1227134, 2454268, 4908536, 9817072, 19634144]

約数ペア:

[(1, 19634144), (2, 9817072), (4, 4908536), (8, 2454268), (16, 1227134), (19, 1033376), (32, 613567), (38, 516688), (43, 456608), (76, 258344), (86, 228304), (152, 129172), (172, 114152), (304, 64586), (344, 57076), (608, 32293), (688, 28538), (751, 26144), (817, 24032), (1376, 14269), (1502, 13072), (1634, 12016), (3004, 6536), (3268, 6008)]