20124976508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{13709}}^1$

素因数の和:13879

約数の個数: 96

約数和(自身を含む): 44929315200

約数和(自身を除く): 24804338692

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 91, 109, 148, 182, 218, 259, 364, 436, 481, 518, 763, 962, 1036, 1417, 1526, 1924, 2834, 3052, 3367, 4033, 5668, 6734, 8066, 9919, 13468, 13709, 16132, 19838, 27418, 28231, 39676, 52429, 54836, 56462, 95963, 104858, 112924, 178217, 191926, 209716, 356434, 367003, 383852, 507233, 712868, 734006, 1014466, 1247519, 1468012, 1494281, 2028932, 2495038, 2988562, 3550631, 4990076, 5977124, 6594029, 7101262, 10459967, 13188058, 14202524, 19425653, 20919934, 26376116, 38851306, 41839868, 46158203, 55288397, 77702612, 92316406, 110576794, 135979571, 184632812, 221153588, 271959142, 387018779, 543918284, 718749161, 774037558, 1437498322, 1548075116, 2874996644, 5031244127, 10062488254, 20124976508]

約数ペア:

[(1, 20124976508), (2, 10062488254), (4, 5031244127), (7, 2874996644), (13, 1548075116), (14, 1437498322), (26, 774037558), (28, 718749161), (37, 543918284), (52, 387018779), (74, 271959142), (91, 221153588), (109, 184632812), (148, 135979571), (182, 110576794), (218, 92316406), (259, 77702612), (364, 55288397), (436, 46158203), (481, 41839868), (518, 38851306), (763, 26376116), (962, 20919934), (1036, 19425653), (1417, 14202524), (1526, 13188058), (1924, 10459967), (2834, 7101262), (3052, 6594029), (3367, 5977124), (4033, 4990076), (5668, 3550631), (6734, 2988562), (8066, 2495038), (9919, 2028932), (13468, 1494281), (13709, 1468012), (16132, 1247519), (19838, 1014466), (27418, 734006), (28231, 712868), (39676, 507233), (52429, 383852), (54836, 367003), (56462, 356434), (95963, 209716), (104858, 191926), (112924, 178217)]