18061552

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:158

約数の個数: 60

約数和(自身を含む): 38267640

約数和(自身を除く): 20206088

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 59, 76, 106, 118, 152, 212, 236, 304, 361, 424, 472, 722, 848, 944, 1007, 1121, 1444, 2014, 2242, 2888, 3127, 4028, 4484, 5776, 6254, 8056, 8968, 12508, 16112, 17936, 19133, 21299, 25016, 38266, 42598, 50032, 59413, 76532, 85196, 118826, 153064, 170392, 237652, 306128, 340784, 475304, 950608, 1128847, 2257694, 4515388, 9030776, 18061552]

約数ペア:

[(1, 18061552), (2, 9030776), (4, 4515388), (8, 2257694), (16, 1128847), (19, 950608), (38, 475304), (53, 340784), (59, 306128), (76, 237652), (106, 170392), (118, 153064), (152, 118826), (212, 85196), (236, 76532), (304, 59413), (361, 50032), (424, 42598), (472, 38266), (722, 25016), (848, 21299), (944, 19133), (1007, 17936), (1121, 16112), (1444, 12508), (2014, 8968), (2242, 8056), (2888, 6254), (3127, 5776), (4028, 4484)]