20347977608

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1\times {\mathrm{11383}}^1$

素因数の和:11766

約数の個数: 64

約数和(自身を含む): 44113455360

約数和(自身を除く): 23765477752

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 233, 274, 466, 548, 932, 959, 1096, 1631, 1864, 1918, 3262, 3836, 6524, 7672, 11383, 13048, 22766, 31921, 45532, 63842, 79681, 91064, 127684, 159362, 223447, 255368, 318724, 446894, 637448, 893788, 1559471, 1787576, 2652239, 3118942, 5304478, 6237884, 10608956, 10916297, 12475768, 18565673, 21217912, 21832594, 37131346, 43665188, 74262692, 87330376, 148525384, 363356743, 726713486, 1453426972, 2543497201, 2906853944, 5086994402, 10173988804, 20347977608]

約数ペア:

[(1, 20347977608), (2, 10173988804), (4, 5086994402), (7, 2906853944), (8, 2543497201), (14, 1453426972), (28, 726713486), (56, 363356743), (137, 148525384), (233, 87330376), (274, 74262692), (466, 43665188), (548, 37131346), (932, 21832594), (959, 21217912), (1096, 18565673), (1631, 12475768), (1864, 10916297), (1918, 10608956), (3262, 6237884), (3836, 5304478), (6524, 3118942), (7672, 2652239), (11383, 1787576), (13048, 1559471), (22766, 893788), (31921, 637448), (45532, 446894), (63842, 318724), (79681, 255368), (91064, 223447), (127684, 159362)]