20161618956

素因数分解:

$2^2\times 3^4\times {\mathrm{277}}^2\times {\mathrm{811}}^1$

素因数の和:1381

約数の個数: 90

約数和(自身を含む): 52962642348

約数和(自身を除く): 32801023392

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 277, 324, 554, 811, 831, 1108, 1622, 1662, 2433, 2493, 3244, 3324, 4866, 4986, 7299, 7479, 9732, 9972, 14598, 14958, 21897, 22437, 29196, 29916, 43794, 44874, 65691, 76729, 87588, 89748, 131382, 153458, 224647, 230187, 262764, 306916, 449294, 460374, 673941, 690561, 898588, 920748, 1347882, 1381122, 2021823, 2071683, 2695764, 2762244, 4043646, 4143366, 6065469, 6215049, 8087292, 8286732, 12130938, 12430098, 18196407, 24261876, 24860196, 36392814, 62227219, 72785628, 124454438, 186681657, 248908876, 373363314, 560044971, 746726628, 1120089942, 1680134913, 2240179884, 3360269826, 5040404739, 6720539652, 10080809478, 20161618956]

約数ペア:

[(1, 20161618956), (2, 10080809478), (3, 6720539652), (4, 5040404739), (6, 3360269826), (9, 2240179884), (12, 1680134913), (18, 1120089942), (27, 746726628), (36, 560044971), (54, 373363314), (81, 248908876), (108, 186681657), (162, 124454438), (277, 72785628), (324, 62227219), (554, 36392814), (811, 24860196), (831, 24261876), (1108, 18196407), (1622, 12430098), (1662, 12130938), (2433, 8286732), (2493, 8087292), (3244, 6215049), (3324, 6065469), (4866, 4143366), (4986, 4043646), (7299, 2762244), (7479, 2695764), (9732, 2071683), (9972, 2021823), (14598, 1381122), (14958, 1347882), (21897, 920748), (22437, 898588), (29196, 690561), (29916, 673941), (43794, 460374), (44874, 449294), (65691, 306916), (76729, 262764), (87588, 230187), (89748, 224647), (131382, 153458)]