19565904

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{7691}}^1$

素因数の和:7755

約数の個数: 40

約数和(自身を含む): 51505632

約数和(自身を除く): 31939728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2544, 7691, 15382, 23073, 30764, 46146, 61528, 92292, 123056, 184584, 369168, 407623, 815246, 1222869, 1630492, 2445738, 3260984, 4891476, 6521968, 9782952, 19565904]

約数ペア:

[(1, 19565904), (2, 9782952), (3, 6521968), (4, 4891476), (6, 3260984), (8, 2445738), (12, 1630492), (16, 1222869), (24, 815246), (48, 407623), (53, 369168), (106, 184584), (159, 123056), (212, 92292), (318, 61528), (424, 46146), (636, 30764), (848, 23073), (1272, 15382), (2544, 7691)]