19204974

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:593

約数の個数: 48

約数和(自身を含む): 43518384

約数和(自身を除く): 24313410

約数列:

[1, 2, 3, 6, 9, 18, 41, 53, 82, 106, 123, 159, 246, 318, 369, 477, 491, 738, 954, 982, 1473, 2173, 2946, 4346, 4419, 6519, 8838, 13038, 19557, 20131, 26023, 39114, 40262, 52046, 60393, 78069, 120786, 156138, 181179, 234207, 362358, 468414, 1066943, 2133886, 3200829, 6401658, 9602487, 19204974]

約数ペア:

[(1, 19204974), (2, 9602487), (3, 6401658), (6, 3200829), (9, 2133886), (18, 1066943), (41, 468414), (53, 362358), (82, 234207), (106, 181179), (123, 156138), (159, 120786), (246, 78069), (318, 60393), (369, 52046), (477, 40262), (491, 39114), (738, 26023), (954, 20131), (982, 19557), (1473, 13038), (2173, 8838), (2946, 6519), (4346, 4419)]