20965596

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 51330048

約数和(自身を除く): 30364452

約数列:

[1, 2, 3, 4, 6, 12, 41, 43, 82, 86, 123, 129, 164, 172, 246, 258, 492, 516, 991, 1763, 1982, 2973, 3526, 3964, 5289, 5946, 7052, 10578, 11892, 21156, 40631, 42613, 81262, 85226, 121893, 127839, 162524, 170452, 243786, 255678, 487572, 511356, 1747133, 3494266, 5241399, 6988532, 10482798, 20965596]

約数ペア:

[(1, 20965596), (2, 10482798), (3, 6988532), (4, 5241399), (6, 3494266), (12, 1747133), (41, 511356), (43, 487572), (82, 255678), (86, 243786), (123, 170452), (129, 162524), (164, 127839), (172, 121893), (246, 85226), (258, 81262), (492, 42613), (516, 40631), (991, 21156), (1763, 11892), (1982, 10578), (2973, 7052), (3526, 5946), (3964, 5289)]