20944434

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^2$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 49284288

約数和(自身を除く): 28339854

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 97, 106, 159, 194, 291, 318, 371, 582, 679, 742, 1113, 1358, 2037, 2226, 4074, 5141, 9409, 10282, 15423, 18818, 28227, 30846, 35987, 56454, 65863, 71974, 107961, 131726, 197589, 215922, 395178, 498677, 997354, 1496031, 2992062, 3490739, 6981478, 10472217, 20944434]

約数ペア:

[(1, 20944434), (2, 10472217), (3, 6981478), (6, 3490739), (7, 2992062), (14, 1496031), (21, 997354), (42, 498677), (53, 395178), (97, 215922), (106, 197589), (159, 131726), (194, 107961), (291, 71974), (318, 65863), (371, 56454), (582, 35987), (679, 30846), (742, 28227), (1113, 18818), (1358, 15423), (2037, 10282), (2226, 9409), (4074, 5141)]