18781648728

素因数分解:

$2^3\times 3^1\times {\mathrm{61673}}^1\times {\mathrm{12689}}^1$

素因数の和:74371

約数の個数: 32

約数和(自身を含む): 46958583600

約数和(自身を除く): 28176934872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 12689, 25378, 38067, 50756, 61673, 76134, 101512, 123346, 152268, 185019, 246692, 304536, 370038, 493384, 740076, 1480152, 782568697, 1565137394, 2347706091, 3130274788, 4695412182, 6260549576, 9390824364, 18781648728]

約数ペア:

[(1, 18781648728), (2, 9390824364), (3, 6260549576), (4, 4695412182), (6, 3130274788), (8, 2347706091), (12, 1565137394), (24, 782568697), (12689, 1480152), (25378, 740076), (38067, 493384), (50756, 370038), (61673, 304536), (76134, 246692), (101512, 185019), (123346, 152268)]