20415671148

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1\times {\mathrm{1229}}^1$

素因数の和:1831

約数の個数: 96

約数和(自身を含む): 50221785600

約数和(自身を除く): 29806114452

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 139, 276, 278, 417, 433, 556, 834, 866, 1229, 1299, 1668, 1732, 2458, 2598, 3197, 3687, 4916, 5196, 6394, 7374, 9591, 9959, 12788, 14748, 19182, 19918, 28267, 29877, 38364, 39836, 56534, 59754, 60187, 84801, 113068, 119508, 120374, 169602, 170831, 180561, 240748, 339204, 341662, 361122, 512493, 532157, 683324, 722244, 1024986, 1064314, 1384301, 1596471, 2049972, 2128628, 2768602, 3192942, 3929113, 4152903, 5537204, 6385884, 7858226, 8305806, 11787339, 12239611, 15716452, 16611612, 23574678, 24479222, 36718833, 47149356, 48958444, 73437666, 73969823, 146875332, 147939646, 221909469, 295879292, 443818938, 887637876, 1701305929, 3402611858, 5103917787, 6805223716, 10207835574, 20415671148]

約数ペア:

[(1, 20415671148), (2, 10207835574), (3, 6805223716), (4, 5103917787), (6, 3402611858), (12, 1701305929), (23, 887637876), (46, 443818938), (69, 295879292), (92, 221909469), (138, 147939646), (139, 146875332), (276, 73969823), (278, 73437666), (417, 48958444), (433, 47149356), (556, 36718833), (834, 24479222), (866, 23574678), (1229, 16611612), (1299, 15716452), (1668, 12239611), (1732, 11787339), (2458, 8305806), (2598, 7858226), (3197, 6385884), (3687, 5537204), (4916, 4152903), (5196, 3929113), (6394, 3192942), (7374, 2768602), (9591, 2128628), (9959, 2049972), (12788, 1596471), (14748, 1384301), (19182, 1064314), (19918, 1024986), (28267, 722244), (29877, 683324), (38364, 532157), (39836, 512493), (56534, 361122), (59754, 341662), (60187, 339204), (84801, 240748), (113068, 180561), (119508, 170831), (120374, 169602)]