19892952

素因数分解:

$2^3\times 3^8\times {\mathrm{379}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 56093700

約数和(自身を除く): 36200748

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 379, 486, 648, 729, 758, 972, 1137, 1458, 1516, 1944, 2187, 2274, 2916, 3032, 3411, 4374, 4548, 5832, 6561, 6822, 8748, 9096, 10233, 13122, 13644, 17496, 20466, 26244, 27288, 30699, 40932, 52488, 61398, 81864, 92097, 122796, 184194, 245592, 276291, 368388, 552582, 736776, 828873, 1105164, 1657746, 2210328, 2486619, 3315492, 4973238, 6630984, 9946476, 19892952]

約数ペア:

[(1, 19892952), (2, 9946476), (3, 6630984), (4, 4973238), (6, 3315492), (8, 2486619), (9, 2210328), (12, 1657746), (18, 1105164), (24, 828873), (27, 736776), (36, 552582), (54, 368388), (72, 276291), (81, 245592), (108, 184194), (162, 122796), (216, 92097), (243, 81864), (324, 61398), (379, 52488), (486, 40932), (648, 30699), (729, 27288), (758, 26244), (972, 20466), (1137, 17496), (1458, 13644), (1516, 13122), (1944, 10233), (2187, 9096), (2274, 8748), (2916, 6822), (3032, 6561), (3411, 5832), (4374, 4548)]