20658498

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2423}}^1$

素因数の和:2471

約数の個数: 48

約数和(自身を含む): 49740480

約数和(自身を除く): 29081982

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 87, 98, 147, 174, 203, 294, 406, 609, 1218, 1421, 2423, 2842, 4263, 4846, 7269, 8526, 14538, 16961, 33922, 50883, 70267, 101766, 118727, 140534, 210801, 237454, 356181, 421602, 491869, 712362, 983738, 1475607, 2951214, 3443083, 6886166, 10329249, 20658498]

約数ペア:

[(1, 20658498), (2, 10329249), (3, 6886166), (6, 3443083), (7, 2951214), (14, 1475607), (21, 983738), (29, 712362), (42, 491869), (49, 421602), (58, 356181), (87, 237454), (98, 210801), (147, 140534), (174, 118727), (203, 101766), (294, 70267), (406, 50883), (609, 33922), (1218, 16961), (1421, 14538), (2423, 8526), (2842, 7269), (4263, 4846)]