20806448838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{359}}^1\times {\mathrm{8263}}^1$

素因数の和:8801

約数の個数: 64

約数和(自身を含む): 47981445120

約数和(自身を除く): 27174996282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 167, 334, 359, 501, 718, 1002, 1077, 1169, 2154, 2338, 2513, 3507, 5026, 7014, 7539, 8263, 15078, 16526, 24789, 49578, 57841, 59953, 115682, 119906, 173523, 179859, 347046, 359718, 419671, 839342, 1259013, 1379921, 2518026, 2759842, 2966417, 4139763, 5932834, 8279526, 8899251, 9659447, 17798502, 19318894, 20764919, 28978341, 41529838, 57956682, 62294757, 124589514, 495391639, 990783278, 1486174917, 2972349834, 3467741473, 6935482946, 10403224419, 20806448838]

約数ペア:

[(1, 20806448838), (2, 10403224419), (3, 6935482946), (6, 3467741473), (7, 2972349834), (14, 1486174917), (21, 990783278), (42, 495391639), (167, 124589514), (334, 62294757), (359, 57956682), (501, 41529838), (718, 28978341), (1002, 20764919), (1077, 19318894), (1169, 17798502), (2154, 9659447), (2338, 8899251), (2513, 8279526), (3507, 5932834), (5026, 4139763), (7014, 2966417), (7539, 2759842), (8263, 2518026), (15078, 1379921), (16526, 1259013), (24789, 839342), (49578, 419671), (57841, 359718), (59953, 347046), (115682, 179859), (119906, 173523)]