19717300

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{73}}^2$

素因数の和:197

約数の個数: 54

約数和(自身を含む): 44553138

約数和(自身を除く): 24835838

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 73, 74, 100, 146, 148, 185, 292, 365, 370, 730, 740, 925, 1460, 1825, 1850, 2701, 3650, 3700, 5329, 5402, 7300, 10658, 10804, 13505, 21316, 26645, 27010, 53290, 54020, 67525, 106580, 133225, 135050, 197173, 266450, 270100, 394346, 532900, 788692, 985865, 1971730, 3943460, 4929325, 9858650, 19717300]

約数ペア:

[(1, 19717300), (2, 9858650), (4, 4929325), (5, 3943460), (10, 1971730), (20, 985865), (25, 788692), (37, 532900), (50, 394346), (73, 270100), (74, 266450), (100, 197173), (146, 135050), (148, 133225), (185, 106580), (292, 67525), (365, 54020), (370, 53290), (730, 27010), (740, 26645), (925, 21316), (1460, 13505), (1825, 10804), (1850, 10658), (2701, 7300), (3650, 5402), (3700, 5329)]