18648112

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 43997184

約数和(自身を除く): 25349072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 41, 56, 62, 82, 112, 124, 131, 164, 217, 248, 262, 287, 328, 434, 496, 524, 574, 656, 868, 917, 1048, 1148, 1271, 1736, 1834, 2096, 2296, 2542, 3472, 3668, 4061, 4592, 5084, 5371, 7336, 8122, 8897, 10168, 10742, 14672, 16244, 17794, 20336, 21484, 28427, 32488, 35588, 37597, 42968, 56854, 64976, 71176, 75194, 85936, 113708, 142352, 150388, 166501, 227416, 300776, 333002, 454832, 601552, 666004, 1165507, 1332008, 2331014, 2664016, 4662028, 9324056, 18648112]

約数ペア:

[(1, 18648112), (2, 9324056), (4, 4662028), (7, 2664016), (8, 2331014), (14, 1332008), (16, 1165507), (28, 666004), (31, 601552), (41, 454832), (56, 333002), (62, 300776), (82, 227416), (112, 166501), (124, 150388), (131, 142352), (164, 113708), (217, 85936), (248, 75194), (262, 71176), (287, 64976), (328, 56854), (434, 42968), (496, 37597), (524, 35588), (574, 32488), (656, 28427), (868, 21484), (917, 20336), (1048, 17794), (1148, 16244), (1271, 14672), (1736, 10742), (1834, 10168), (2096, 8897), (2296, 8122), (2542, 7336), (3472, 5371), (3668, 5084), (4061, 4592)]