20091731284

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1\times {\mathrm{5737}}^1$

素因数の和:6296

約数の個数: 48

約数和(自身を含む): 36975855616

約数和(自身を除く): 16884124332

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 463, 926, 1852, 1891, 3782, 5737, 7564, 11474, 14353, 22948, 28243, 28706, 56486, 57412, 112972, 177847, 349957, 355694, 699914, 711388, 875533, 1399828, 1751066, 2656231, 3502132, 5312462, 10624924, 10848667, 21697334, 43394668, 82343161, 162030091, 164686322, 324060182, 329372644, 648120364, 5022932821, 10045865642, 20091731284]

約数ペア:

[(1, 20091731284), (2, 10045865642), (4, 5022932821), (31, 648120364), (61, 329372644), (62, 324060182), (122, 164686322), (124, 162030091), (244, 82343161), (463, 43394668), (926, 21697334), (1852, 10848667), (1891, 10624924), (3782, 5312462), (5737, 3502132), (7564, 2656231), (11474, 1751066), (14353, 1399828), (22948, 875533), (28243, 711388), (28706, 699914), (56486, 355694), (57412, 349957), (112972, 177847)]