1640596536

素因数分解:

$2^3\times 3^2\times {\mathrm{991}}^1\times {\mathrm{22993}}^1$

素因数の和:23996

約数の個数: 48

約数和(自身を含む): 4447959360

約数和(自身を除く): 2807362824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 991, 1982, 2973, 3964, 5946, 7928, 8919, 11892, 17838, 22993, 23784, 35676, 45986, 68979, 71352, 91972, 137958, 183944, 206937, 275916, 413874, 551832, 827748, 1655496, 22786063, 45572126, 68358189, 91144252, 136716378, 182288504, 205074567, 273432756, 410149134, 546865512, 820298268, 1640596536]

約数ペア:

[(1, 1640596536), (2, 820298268), (3, 546865512), (4, 410149134), (6, 273432756), (8, 205074567), (9, 182288504), (12, 136716378), (18, 91144252), (24, 68358189), (36, 45572126), (72, 22786063), (991, 1655496), (1982, 827748), (2973, 551832), (3964, 413874), (5946, 275916), (7928, 206937), (8919, 183944), (11892, 137958), (17838, 91972), (22993, 71352), (23784, 68979), (35676, 45986)]