20199931908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1773791}}^1$

素因数の和:1773884

約数の個数: 48

約数和(自身を含む): 51454158336

約数和(自身を除く): 31254226428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1898, 2847, 3796, 5694, 11388, 1773791, 3547582, 5321373, 7095164, 10642746, 21285492, 23059283, 46118566, 69177849, 92237132, 129486743, 138355698, 258973486, 276711396, 388460229, 517946972, 776920458, 1553840916, 1683327659, 3366655318, 5049982977, 6733310636, 10099965954, 20199931908]

約数ペア:

[(1, 20199931908), (2, 10099965954), (3, 6733310636), (4, 5049982977), (6, 3366655318), (12, 1683327659), (13, 1553840916), (26, 776920458), (39, 517946972), (52, 388460229), (73, 276711396), (78, 258973486), (146, 138355698), (156, 129486743), (219, 92237132), (292, 69177849), (438, 46118566), (876, 23059283), (949, 21285492), (1898, 10642746), (2847, 7095164), (3796, 5321373), (5694, 3547582), (11388, 1773791)]