20023817476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{1621}}^1$

素因数の和:1845

約数の個数: 96

約数和(自身を含む): 39878881280

約数和(自身を除く): 19855063804

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 79, 97, 124, 158, 194, 316, 388, 403, 806, 1027, 1261, 1612, 1621, 2054, 2449, 2522, 3007, 3242, 4108, 4898, 5044, 6014, 6484, 7663, 9796, 12028, 15326, 21073, 30652, 31837, 39091, 42146, 50251, 63674, 78182, 84292, 99619, 100502, 127348, 128059, 156364, 157237, 199238, 201004, 237553, 256118, 314474, 398476, 475106, 512236, 628948, 653263, 950212, 1306526, 1664767, 2044081, 2613052, 3088189, 3329534, 3969829, 4088162, 4874347, 6176378, 6659068, 7939658, 8176324, 9748694, 12352756, 12421723, 15879316, 19497388, 24843446, 49686892, 51607777, 63366511, 103215554, 126733022, 161482399, 206431108, 253466044, 322964798, 385073413, 645929596, 770146826, 1540293652, 5005954369, 10011908738, 20023817476]

約数ペア:

[(1, 20023817476), (2, 10011908738), (4, 5005954369), (13, 1540293652), (26, 770146826), (31, 645929596), (52, 385073413), (62, 322964798), (79, 253466044), (97, 206431108), (124, 161482399), (158, 126733022), (194, 103215554), (316, 63366511), (388, 51607777), (403, 49686892), (806, 24843446), (1027, 19497388), (1261, 15879316), (1612, 12421723), (1621, 12352756), (2054, 9748694), (2449, 8176324), (2522, 7939658), (3007, 6659068), (3242, 6176378), (4108, 4874347), (4898, 4088162), (5044, 3969829), (6014, 3329534), (6484, 3088189), (7663, 2613052), (9796, 2044081), (12028, 1664767), (15326, 1306526), (21073, 950212), (30652, 653263), (31837, 628948), (39091, 512236), (42146, 475106), (50251, 398476), (63674, 314474), (78182, 256118), (84292, 237553), (99619, 201004), (100502, 199238), (127348, 157237), (128059, 156364)]