20171153288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1637}}^1\times {\mathrm{10771}}^1$

素因数の和:12438

約数の個数: 64

約数和(自身を含む): 44464230720

約数和(自身を除く): 24293077432

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 1637, 3274, 6548, 10771, 13096, 18007, 21281, 21542, 36014, 42562, 43084, 72028, 85124, 86168, 118481, 140023, 144056, 170248, 234091, 236962, 280046, 468182, 473924, 560092, 936364, 947848, 1120184, 1540253, 1872728, 3080506, 6161012, 12322024, 17632127, 35264254, 70528508, 141057016, 193953397, 229217651, 387906794, 458435302, 775813588, 916870604, 1551627176, 1833741208, 2521394161, 5042788322, 10085576644, 20171153288]

約数ペア:

[(1, 20171153288), (2, 10085576644), (4, 5042788322), (8, 2521394161), (11, 1833741208), (13, 1551627176), (22, 916870604), (26, 775813588), (44, 458435302), (52, 387906794), (88, 229217651), (104, 193953397), (143, 141057016), (286, 70528508), (572, 35264254), (1144, 17632127), (1637, 12322024), (3274, 6161012), (6548, 3080506), (10771, 1872728), (13096, 1540253), (18007, 1120184), (21281, 947848), (21542, 936364), (36014, 560092), (42562, 473924), (43084, 468182), (72028, 280046), (85124, 236962), (86168, 234091), (118481, 170248), (140023, 144056)]