20308236

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^2$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 53590320

約数和(自身を除く): 33282084

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 67, 78, 87, 116, 134, 156, 174, 201, 268, 348, 377, 402, 754, 804, 871, 1131, 1508, 1742, 1943, 2262, 2613, 3484, 3886, 4489, 4524, 5226, 5829, 7772, 8978, 10452, 11658, 13467, 17956, 23316, 25259, 26934, 50518, 53868, 58357, 75777, 101036, 116714, 130181, 151554, 175071, 233428, 260362, 303108, 350142, 390543, 520724, 700284, 781086, 1562172, 1692353, 3384706, 5077059, 6769412, 10154118, 20308236]

約数ペア:

[(1, 20308236), (2, 10154118), (3, 6769412), (4, 5077059), (6, 3384706), (12, 1692353), (13, 1562172), (26, 781086), (29, 700284), (39, 520724), (52, 390543), (58, 350142), (67, 303108), (78, 260362), (87, 233428), (116, 175071), (134, 151554), (156, 130181), (174, 116714), (201, 101036), (268, 75777), (348, 58357), (377, 53868), (402, 50518), (754, 26934), (804, 25259), (871, 23316), (1131, 17956), (1508, 13467), (1742, 11658), (1943, 10452), (2262, 8978), (2613, 7772), (3484, 5829), (3886, 5226), (4489, 4524)]