191820692

素因数分解:

$2^2\times 7^4\times {\mathrm{19973}}^1$

素因数の和:20005

約数の個数: 30

約数和(自身を含む): 391630218

約数和(自身を除く): 199809526

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 4802, 9604, 19973, 39946, 79892, 139811, 279622, 559244, 978677, 1957354, 3914708, 6850739, 13701478, 27402956, 47955173, 95910346, 191820692]

約数ペア:

[(1, 191820692), (2, 95910346), (4, 47955173), (7, 27402956), (14, 13701478), (28, 6850739), (49, 3914708), (98, 1957354), (196, 978677), (343, 559244), (686, 279622), (1372, 139811), (2401, 79892), (4802, 39946), (9604, 19973)]