209474564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{653}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 410188800

約数和(自身を除く): 200714236

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 199, 398, 403, 653, 796, 806, 1306, 1612, 2587, 2612, 5174, 6169, 8489, 10348, 12338, 16978, 20243, 24676, 33956, 40486, 80197, 80972, 129947, 160394, 259894, 263159, 320788, 519788, 526318, 1052636, 1689311, 3378622, 4028357, 6757244, 8056714, 16113428, 52368641, 104737282, 209474564]

約数ペア:

[(1, 209474564), (2, 104737282), (4, 52368641), (13, 16113428), (26, 8056714), (31, 6757244), (52, 4028357), (62, 3378622), (124, 1689311), (199, 1052636), (398, 526318), (403, 519788), (653, 320788), (796, 263159), (806, 259894), (1306, 160394), (1612, 129947), (2587, 80972), (2612, 80197), (5174, 40486), (6169, 33956), (8489, 24676), (10348, 20243), (12338, 16978)]