20639638592

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{214853}}^1$

素因数の和:214963

約数の個数: 56

約数和(自身を含む): 43658332800

約数和(自身を除く): 23018694208

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 79, 152, 158, 304, 316, 608, 632, 1216, 1264, 1501, 2528, 3002, 5056, 6004, 12008, 24016, 48032, 96064, 214853, 429706, 859412, 1718824, 3437648, 4082207, 6875296, 8164414, 13750592, 16328828, 16973387, 32657656, 33946774, 65315312, 67893548, 130630624, 135787096, 261261248, 271574192, 322494353, 543148384, 644988706, 1086296768, 1289977412, 2579954824, 5159909648, 10319819296, 20639638592]

約数ペア:

[(1, 20639638592), (2, 10319819296), (4, 5159909648), (8, 2579954824), (16, 1289977412), (19, 1086296768), (32, 644988706), (38, 543148384), (64, 322494353), (76, 271574192), (79, 261261248), (152, 135787096), (158, 130630624), (304, 67893548), (316, 65315312), (608, 33946774), (632, 32657656), (1216, 16973387), (1264, 16328828), (1501, 13750592), (2528, 8164414), (3002, 6875296), (5056, 4082207), (6004, 3437648), (12008, 1718824), (24016, 859412), (48032, 429706), (96064, 214853)]