20130199428

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{278149}}^1$

素因数の和:278356

約数の個数: 48

約数和(自身を含む): 48536062400

約数和(自身を除く): 28405862972

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 163, 222, 326, 444, 489, 652, 978, 1956, 6031, 12062, 18093, 24124, 36186, 72372, 278149, 556298, 834447, 1112596, 1668894, 3337788, 10291513, 20583026, 30874539, 41166052, 45338287, 61749078, 90676574, 123498156, 136014861, 181353148, 272029722, 544059444, 1677516619, 3355033238, 5032549857, 6710066476, 10065099714, 20130199428]

約数ペア:

[(1, 20130199428), (2, 10065099714), (3, 6710066476), (4, 5032549857), (6, 3355033238), (12, 1677516619), (37, 544059444), (74, 272029722), (111, 181353148), (148, 136014861), (163, 123498156), (222, 90676574), (326, 61749078), (444, 45338287), (489, 41166052), (652, 30874539), (978, 20583026), (1956, 10291513), (6031, 3337788), (12062, 1668894), (18093, 1112596), (24124, 834447), (36186, 556298), (72372, 278149)]