20573434

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 38893608

約数和(自身を除く): 18320174

約数列:

[1, 2, 7, 14, 17, 34, 49, 53, 98, 106, 119, 233, 238, 371, 466, 742, 833, 901, 1631, 1666, 1802, 2597, 3262, 3961, 5194, 6307, 7922, 11417, 12349, 12614, 22834, 24698, 27727, 44149, 55454, 86443, 88298, 172886, 194089, 209933, 388178, 419866, 605101, 1210202, 1469531, 2939062, 10286717, 20573434]

約数ペア:

[(1, 20573434), (2, 10286717), (7, 2939062), (14, 1469531), (17, 1210202), (34, 605101), (49, 419866), (53, 388178), (98, 209933), (106, 194089), (119, 172886), (233, 88298), (238, 86443), (371, 55454), (466, 44149), (742, 27727), (833, 24698), (901, 22834), (1631, 12614), (1666, 12349), (1802, 11417), (2597, 7922), (3262, 6307), (3961, 5194)]