20450616

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^2\times {\mathrm{229}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 52205400

約数和(自身を除く): 31754784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 229, 244, 366, 458, 488, 687, 732, 916, 1374, 1464, 1832, 2748, 3721, 5496, 7442, 11163, 13969, 14884, 22326, 27938, 29768, 41907, 44652, 55876, 83814, 89304, 111752, 167628, 335256, 852109, 1704218, 2556327, 3408436, 5112654, 6816872, 10225308, 20450616]

約数ペア:

[(1, 20450616), (2, 10225308), (3, 6816872), (4, 5112654), (6, 3408436), (8, 2556327), (12, 1704218), (24, 852109), (61, 335256), (122, 167628), (183, 111752), (229, 89304), (244, 83814), (366, 55876), (458, 44652), (488, 41907), (687, 29768), (732, 27938), (916, 22326), (1374, 14884), (1464, 13969), (1832, 11163), (2748, 7442), (3721, 5496)]