19937328

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 55683936

約数和(自身を除く): 35746608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 53, 68, 102, 106, 136, 159, 204, 212, 272, 318, 408, 424, 461, 636, 816, 848, 901, 922, 1272, 1383, 1802, 1844, 2544, 2703, 2766, 3604, 3688, 5406, 5532, 7208, 7376, 7837, 10812, 11064, 14416, 15674, 21624, 22128, 23511, 24433, 31348, 43248, 47022, 48866, 62696, 73299, 94044, 97732, 125392, 146598, 188088, 195464, 293196, 376176, 390928, 415361, 586392, 830722, 1172784, 1246083, 1661444, 2492166, 3322888, 4984332, 6645776, 9968664, 19937328]

約数ペア:

[(1, 19937328), (2, 9968664), (3, 6645776), (4, 4984332), (6, 3322888), (8, 2492166), (12, 1661444), (16, 1246083), (17, 1172784), (24, 830722), (34, 586392), (48, 415361), (51, 390928), (53, 376176), (68, 293196), (102, 195464), (106, 188088), (136, 146598), (159, 125392), (204, 97732), (212, 94044), (272, 73299), (318, 62696), (408, 48866), (424, 47022), (461, 43248), (636, 31348), (816, 24433), (848, 23511), (901, 22128), (922, 21624), (1272, 15674), (1383, 14416), (1802, 11064), (1844, 10812), (2544, 7837), (2703, 7376), (2766, 7208), (3604, 5532), (3688, 5406)]