20145803744

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1\times {\mathrm{1129}}^1$

素因数の和:1624

約数の個数: 96

約数和(自身を含む): 43711799040

約数和(自身を除く): 23565995296

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 163, 176, 311, 326, 352, 622, 652, 1129, 1244, 1304, 1793, 2258, 2488, 2608, 3421, 3586, 4516, 4976, 5216, 6842, 7172, 9032, 9952, 12419, 13684, 14344, 18064, 24838, 27368, 28688, 36128, 49676, 50693, 54736, 57376, 99352, 101386, 109472, 184027, 198704, 202772, 351119, 368054, 397408, 405544, 557623, 702238, 736108, 811088, 1115246, 1404476, 1472216, 1622176, 2024297, 2230492, 2808952, 2944432, 3862309, 4048594, 4460984, 5617904, 5888864, 7724618, 8097188, 8921968, 11235808, 15449236, 16194376, 17843936, 30898472, 32388752, 57232397, 61796944, 64777504, 114464794, 123593888, 228929588, 457859176, 629556367, 915718352, 1259112734, 1831436704, 2518225468, 5036450936, 10072901872, 20145803744]

約数ペア:

[(1, 20145803744), (2, 10072901872), (4, 5036450936), (8, 2518225468), (11, 1831436704), (16, 1259112734), (22, 915718352), (32, 629556367), (44, 457859176), (88, 228929588), (163, 123593888), (176, 114464794), (311, 64777504), (326, 61796944), (352, 57232397), (622, 32388752), (652, 30898472), (1129, 17843936), (1244, 16194376), (1304, 15449236), (1793, 11235808), (2258, 8921968), (2488, 8097188), (2608, 7724618), (3421, 5888864), (3586, 5617904), (4516, 4460984), (4976, 4048594), (5216, 3862309), (6842, 2944432), (7172, 2808952), (9032, 2230492), (9952, 2024297), (12419, 1622176), (13684, 1472216), (14344, 1404476), (18064, 1115246), (24838, 811088), (27368, 736108), (28688, 702238), (36128, 557623), (49676, 405544), (50693, 397408), (54736, 368054), (57376, 351119), (99352, 202772), (101386, 198704), (109472, 184027)]