18435768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1597}}^1$

素因数の和:1656

約数の個数: 64

約数和(自身を含む): 51008160

約数和(自身を除く): 32572392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 148, 156, 222, 296, 312, 444, 481, 888, 962, 1443, 1597, 1924, 2886, 3194, 3848, 4791, 5772, 6388, 9582, 11544, 12776, 19164, 20761, 38328, 41522, 59089, 62283, 83044, 118178, 124566, 166088, 177267, 236356, 249132, 354534, 472712, 498264, 709068, 768157, 1418136, 1536314, 2304471, 3072628, 4608942, 6145256, 9217884, 18435768]

約数ペア:

[(1, 18435768), (2, 9217884), (3, 6145256), (4, 4608942), (6, 3072628), (8, 2304471), (12, 1536314), (13, 1418136), (24, 768157), (26, 709068), (37, 498264), (39, 472712), (52, 354534), (74, 249132), (78, 236356), (104, 177267), (111, 166088), (148, 124566), (156, 118178), (222, 83044), (296, 62283), (312, 59089), (444, 41522), (481, 38328), (888, 20761), (962, 19164), (1443, 12776), (1597, 11544), (1924, 9582), (2886, 6388), (3194, 5772), (3848, 4791)]