20294818452

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{154493}}^1$

素因数の和:154633

約数の個数: 72

約数和(自身を含む): 53142846120

約数和(自身を除く): 32848027668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 89, 123, 164, 178, 246, 267, 356, 369, 492, 534, 738, 801, 1068, 1476, 1602, 3204, 3649, 7298, 10947, 14596, 21894, 32841, 43788, 65682, 131364, 154493, 308986, 463479, 617972, 926958, 1390437, 1853916, 2780874, 5561748, 6334213, 12668426, 13749877, 19002639, 25336852, 27499754, 38005278, 41249631, 54999508, 57007917, 76010556, 82499262, 114015834, 123748893, 164998524, 228031668, 247497786, 494995572, 563744957, 1127489914, 1691234871, 2254979828, 3382469742, 5073704613, 6764939484, 10147409226, 20294818452]

約数ペア:

[(1, 20294818452), (2, 10147409226), (3, 6764939484), (4, 5073704613), (6, 3382469742), (9, 2254979828), (12, 1691234871), (18, 1127489914), (36, 563744957), (41, 494995572), (82, 247497786), (89, 228031668), (123, 164998524), (164, 123748893), (178, 114015834), (246, 82499262), (267, 76010556), (356, 57007917), (369, 54999508), (492, 41249631), (534, 38005278), (738, 27499754), (801, 25336852), (1068, 19002639), (1476, 13749877), (1602, 12668426), (3204, 6334213), (3649, 5561748), (7298, 2780874), (10947, 1853916), (14596, 1390437), (21894, 926958), (32841, 617972), (43788, 463479), (65682, 308986), (131364, 154493)]