20777340912

素因数分解:

$2^4\times 3^1\times {\mathrm{2659}}^1\times {\mathrm{162791}}^1$

素因数の和:165461

約数の個数: 40

約数和(自身を含む): 53695313280

約数和(自身を除く): 32917972368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 2659, 5318, 7977, 10636, 15954, 21272, 31908, 42544, 63816, 127632, 162791, 325582, 488373, 651164, 976746, 1302328, 1953492, 2604656, 3906984, 7813968, 432861269, 865722538, 1298583807, 1731445076, 2597167614, 3462890152, 5194335228, 6925780304, 10388670456, 20777340912]

約数ペア:

[(1, 20777340912), (2, 10388670456), (3, 6925780304), (4, 5194335228), (6, 3462890152), (8, 2597167614), (12, 1731445076), (16, 1298583807), (24, 865722538), (48, 432861269), (2659, 7813968), (5318, 3906984), (7977, 2604656), (10636, 1953492), (15954, 1302328), (21272, 976746), (31908, 651164), (42544, 488373), (63816, 325582), (127632, 162791)]