20195242144

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{264391}}^1$

素因数の和:264450

約数の個数: 96

約数和(自身を含む): 51169370112

約数和(自身を除く): 30974127968

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 224, 248, 308, 341, 352, 434, 496, 616, 682, 868, 992, 1232, 1364, 1736, 2387, 2464, 2728, 3472, 4774, 5456, 6944, 9548, 10912, 19096, 38192, 76384, 264391, 528782, 1057564, 1850737, 2115128, 2908301, 3701474, 4230256, 5816602, 7402948, 8196121, 8460512, 11633204, 14805896, 16392242, 20358107, 23266408, 29611792, 32784484, 40716214, 46532816, 57372847, 59223584, 65568968, 81432428, 90157331, 93065632, 114745694, 131137936, 162864856, 180314662, 229491388, 262275872, 325729712, 360629324, 458982776, 631101317, 651459424, 721258648, 917965552, 1262202634, 1442517296, 1835931104, 2524405268, 2885034592, 5048810536, 10097621072, 20195242144]

約数ペア:

[(1, 20195242144), (2, 10097621072), (4, 5048810536), (7, 2885034592), (8, 2524405268), (11, 1835931104), (14, 1442517296), (16, 1262202634), (22, 917965552), (28, 721258648), (31, 651459424), (32, 631101317), (44, 458982776), (56, 360629324), (62, 325729712), (77, 262275872), (88, 229491388), (112, 180314662), (124, 162864856), (154, 131137936), (176, 114745694), (217, 93065632), (224, 90157331), (248, 81432428), (308, 65568968), (341, 59223584), (352, 57372847), (434, 46532816), (496, 40716214), (616, 32784484), (682, 29611792), (868, 23266408), (992, 20358107), (1232, 16392242), (1364, 14805896), (1736, 11633204), (2387, 8460512), (2464, 8196121), (2728, 7402948), (3472, 5816602), (4774, 4230256), (5456, 3701474), (6944, 2908301), (9548, 2115128), (10912, 1850737), (19096, 1057564), (38192, 528782), (76384, 264391)]