19994640816

素因数分解:

$2^4\times 3^1\times {\mathrm{179}}^1\times {\mathrm{2327123}}^1$

素因数の和:2327313

約数の個数: 40

約数和(自身を含む): 51941407680

約数和(自身を除く): 31946766864

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 179, 358, 537, 716, 1074, 1432, 2148, 2864, 4296, 8592, 2327123, 4654246, 6981369, 9308492, 13962738, 18616984, 27925476, 37233968, 55850952, 111701904, 416555017, 833110034, 1249665051, 1666220068, 2499330102, 3332440136, 4998660204, 6664880272, 9997320408, 19994640816]

約数ペア:

[(1, 19994640816), (2, 9997320408), (3, 6664880272), (4, 4998660204), (6, 3332440136), (8, 2499330102), (12, 1666220068), (16, 1249665051), (24, 833110034), (48, 416555017), (179, 111701904), (358, 55850952), (537, 37233968), (716, 27925476), (1074, 18616984), (1432, 13962738), (2148, 9308492), (2864, 6981369), (4296, 4654246), (8592, 2327123)]