20104295876

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{883}}^1\times {\mathrm{21977}}^1$

素因数の和:22908

約数の個数: 48

約数和(自身を含む): 41343958656

約数和(自身を除く): 21239662780

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 883, 1036, 1766, 3532, 6181, 12362, 21977, 24724, 32671, 43954, 65342, 87908, 130684, 153839, 228697, 307678, 457394, 615356, 813149, 914788, 1626298, 3252596, 5692043, 11384086, 19405691, 22768172, 38811382, 77622764, 135839837, 271679674, 543359348, 718010567, 1436021134, 2872042268, 5026073969, 10052147938, 20104295876]

約数ペア:

[(1, 20104295876), (2, 10052147938), (4, 5026073969), (7, 2872042268), (14, 1436021134), (28, 718010567), (37, 543359348), (74, 271679674), (148, 135839837), (259, 77622764), (518, 38811382), (883, 22768172), (1036, 19405691), (1766, 11384086), (3532, 5692043), (6181, 3252596), (12362, 1626298), (21977, 914788), (24724, 813149), (32671, 615356), (43954, 457394), (65342, 307678), (87908, 228697), (130684, 153839)]