19312565584

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{1409}}^1$

素因数の和:1617

約数の個数: 120

約数和(自身を含む): 41946388920

約数和(自身を除く): 22633823336

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 137, 148, 169, 208, 274, 296, 338, 481, 548, 592, 676, 962, 1096, 1352, 1409, 1781, 1924, 2192, 2704, 2818, 3562, 3848, 5069, 5636, 6253, 7124, 7696, 10138, 11272, 12506, 14248, 18317, 20276, 22544, 23153, 25012, 28496, 36634, 40552, 46306, 50024, 52133, 65897, 73268, 81104, 92612, 100048, 104266, 131794, 146536, 185224, 193033, 208532, 238121, 263588, 293072, 370448, 386066, 417064, 476242, 527176, 677729, 772132, 834128, 856661, 952484, 1054352, 1355458, 1544264, 1713322, 1904968, 2509429, 2710916, 3088528, 3426644, 3809936, 5018858, 5421832, 6853288, 7142221, 8810477, 10037716, 10843664, 13706576, 14284442, 17620954, 20075432, 28568884, 32622577, 35241908, 40150864, 57137768, 65245154, 70483816, 92848873, 114275536, 130490308, 140967632, 185697746, 260980616, 371395492, 521961232, 742790984, 1207035349, 1485581968, 2414070698, 4828141396, 9656282792, 19312565584]

約数ペア:

[(1, 19312565584), (2, 9656282792), (4, 4828141396), (8, 2414070698), (13, 1485581968), (16, 1207035349), (26, 742790984), (37, 521961232), (52, 371395492), (74, 260980616), (104, 185697746), (137, 140967632), (148, 130490308), (169, 114275536), (208, 92848873), (274, 70483816), (296, 65245154), (338, 57137768), (481, 40150864), (548, 35241908), (592, 32622577), (676, 28568884), (962, 20075432), (1096, 17620954), (1352, 14284442), (1409, 13706576), (1781, 10843664), (1924, 10037716), (2192, 8810477), (2704, 7142221), (2818, 6853288), (3562, 5421832), (3848, 5018858), (5069, 3809936), (5636, 3426644), (6253, 3088528), (7124, 2710916), (7696, 2509429), (10138, 1904968), (11272, 1713322), (12506, 1544264), (14248, 1355458), (18317, 1054352), (20276, 952484), (22544, 856661), (23153, 834128), (25012, 772132), (28496, 677729), (36634, 527176), (40552, 476242), (46306, 417064), (50024, 386066), (52133, 370448), (65897, 293072), (73268, 263588), (81104, 238121), (92612, 208532), (100048, 193033), (104266, 185224), (131794, 146536)]