18843832

素因数分解:

$2^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{907}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 41922360

約数和(自身を除く): 23078528

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 98, 106, 196, 212, 371, 392, 424, 742, 907, 1484, 1814, 2597, 2968, 3628, 5194, 6349, 7256, 10388, 12698, 20776, 25396, 44443, 48071, 50792, 88886, 96142, 177772, 192284, 336497, 355544, 384568, 672994, 1345988, 2355479, 2691976, 4710958, 9421916, 18843832]

約数ペア:

[(1, 18843832), (2, 9421916), (4, 4710958), (7, 2691976), (8, 2355479), (14, 1345988), (28, 672994), (49, 384568), (53, 355544), (56, 336497), (98, 192284), (106, 177772), (196, 96142), (212, 88886), (371, 50792), (392, 48071), (424, 44443), (742, 25396), (907, 20776), (1484, 12698), (1814, 10388), (2597, 7256), (2968, 6349), (3628, 5194)]