18532078408

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1\times {\mathrm{1123}}^1$

素因数の和:1646

約数の個数: 64

約数和(自身を含む): 36026717760

約数和(自身を除く): 17494639352

約数列:

[1, 2, 4, 8, 37, 74, 148, 197, 283, 296, 394, 566, 788, 1123, 1132, 1576, 2246, 2264, 4492, 7289, 8984, 10471, 14578, 20942, 29156, 41551, 41884, 55751, 58312, 83102, 83768, 111502, 166204, 221231, 223004, 317809, 332408, 442462, 446008, 635618, 884924, 1271236, 1769848, 2062787, 2542472, 4125574, 8185547, 8251148, 11758933, 16371094, 16502296, 23517866, 32742188, 47035732, 62608373, 65484376, 94071464, 125216746, 250433492, 500866984, 2316509801, 4633019602, 9266039204, 18532078408]

約数ペア:

[(1, 18532078408), (2, 9266039204), (4, 4633019602), (8, 2316509801), (37, 500866984), (74, 250433492), (148, 125216746), (197, 94071464), (283, 65484376), (296, 62608373), (394, 47035732), (566, 32742188), (788, 23517866), (1123, 16502296), (1132, 16371094), (1576, 11758933), (2246, 8251148), (2264, 8185547), (4492, 4125574), (7289, 2542472), (8984, 2062787), (10471, 1769848), (14578, 1271236), (20942, 884924), (29156, 635618), (41551, 446008), (41884, 442462), (55751, 332408), (58312, 317809), (83102, 223004), (83768, 221231), (111502, 166204)]