19521569132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{709}}^1\times {\mathrm{31147}}^1$

素因数の和:31890

約数の個数: 48

約数和(自身を含む): 39011001120

約数和(自身を除く): 19489431988

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 709, 884, 1418, 2836, 9217, 12053, 18434, 24106, 31147, 36868, 48212, 62294, 124588, 156689, 313378, 404911, 529499, 626756, 809822, 1058998, 1619644, 2117996, 6883487, 13766974, 22083223, 27533948, 44166446, 88332892, 287081899, 375414791, 574163798, 750829582, 1148327596, 1501659164, 4880392283, 9760784566, 19521569132]

約数ペア:

[(1, 19521569132), (2, 9760784566), (4, 4880392283), (13, 1501659164), (17, 1148327596), (26, 750829582), (34, 574163798), (52, 375414791), (68, 287081899), (221, 88332892), (442, 44166446), (709, 27533948), (884, 22083223), (1418, 13766974), (2836, 6883487), (9217, 2117996), (12053, 1619644), (18434, 1058998), (24106, 809822), (31147, 626756), (36868, 529499), (48212, 404911), (62294, 313378), (124588, 156689)]