20264102012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{198769}}^1$

素因数の和:199122

約数の個数: 48

約数和(自身を含む): 44346382080

約数和(自身を除く): 24082280068

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 331, 662, 1324, 2317, 3641, 4634, 7282, 9268, 14564, 25487, 50974, 101948, 198769, 397538, 795076, 1391383, 2186459, 2782766, 4372918, 5565532, 8745836, 15305213, 30610426, 61220852, 65792539, 131585078, 263170156, 460547773, 723717929, 921095546, 1447435858, 1842191092, 2894871716, 5066025503, 10132051006, 20264102012]

約数ペア:

[(1, 20264102012), (2, 10132051006), (4, 5066025503), (7, 2894871716), (11, 1842191092), (14, 1447435858), (22, 921095546), (28, 723717929), (44, 460547773), (77, 263170156), (154, 131585078), (308, 65792539), (331, 61220852), (662, 30610426), (1324, 15305213), (2317, 8745836), (3641, 5565532), (4634, 4372918), (7282, 2782766), (9268, 2186459), (14564, 1391383), (25487, 795076), (50974, 397538), (101948, 198769)]