1900863018

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{39419}}^1$

素因数の和:39496

約数の個数: 64

約数和(自身を含む): 4541184000

約数和(自身を除く): 2640320982

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 47, 54, 57, 94, 114, 141, 171, 282, 342, 423, 513, 846, 893, 1026, 1269, 1786, 2538, 2679, 5358, 8037, 16074, 24111, 39419, 48222, 78838, 118257, 236514, 354771, 709542, 748961, 1064313, 1497922, 1852693, 2128626, 2246883, 3705386, 4493766, 5558079, 6740649, 11116158, 13481298, 16674237, 20221947, 33348474, 35201167, 40443894, 50022711, 70402334, 100045422, 105603501, 211207002, 316810503, 633621006, 950431509, 1900863018]

約数ペア:

[(1, 1900863018), (2, 950431509), (3, 633621006), (6, 316810503), (9, 211207002), (18, 105603501), (19, 100045422), (27, 70402334), (38, 50022711), (47, 40443894), (54, 35201167), (57, 33348474), (94, 20221947), (114, 16674237), (141, 13481298), (171, 11116158), (282, 6740649), (342, 5558079), (423, 4493766), (513, 3705386), (846, 2246883), (893, 2128626), (1026, 1852693), (1269, 1497922), (1786, 1064313), (2538, 748961), (2679, 709542), (5358, 354771), (8037, 236514), (16074, 118257), (24111, 78838), (39419, 48222)]