17421948

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 46938528

約数和(自身を除く): 29516580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 53, 69, 92, 106, 138, 159, 207, 212, 276, 318, 397, 414, 477, 636, 794, 828, 954, 1191, 1219, 1588, 1908, 2382, 2438, 3573, 3657, 4764, 4876, 7146, 7314, 9131, 10971, 14292, 14628, 18262, 21041, 21942, 27393, 36524, 42082, 43884, 54786, 63123, 82179, 84164, 109572, 126246, 164358, 189369, 252492, 328716, 378738, 483943, 757476, 967886, 1451829, 1935772, 2903658, 4355487, 5807316, 8710974, 17421948]

約数ペア:

[(1, 17421948), (2, 8710974), (3, 5807316), (4, 4355487), (6, 2903658), (9, 1935772), (12, 1451829), (18, 967886), (23, 757476), (36, 483943), (46, 378738), (53, 328716), (69, 252492), (92, 189369), (106, 164358), (138, 126246), (159, 109572), (207, 84164), (212, 82179), (276, 63123), (318, 54786), (397, 43884), (414, 42082), (477, 36524), (636, 27393), (794, 21942), (828, 21041), (954, 18262), (1191, 14628), (1219, 14292), (1588, 10971), (1908, 9131), (2382, 7314), (2438, 7146), (3573, 4876), (3657, 4764)]