19507376

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 80

約数和(自身を含む): 46425600

約数和(自身を除く): 26918224

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 89, 103, 112, 133, 152, 178, 206, 266, 304, 356, 412, 532, 623, 712, 721, 824, 1064, 1246, 1424, 1442, 1648, 1691, 1957, 2128, 2492, 2884, 3382, 3914, 4984, 5768, 6764, 7828, 9167, 9968, 11536, 11837, 13528, 13699, 15656, 18334, 23674, 27056, 27398, 31312, 36668, 47348, 54796, 64169, 73336, 94696, 109592, 128338, 146672, 174173, 189392, 219184, 256676, 348346, 513352, 696692, 1026704, 1219211, 1393384, 2438422, 2786768, 4876844, 9753688, 19507376]

約数ペア:

[(1, 19507376), (2, 9753688), (4, 4876844), (7, 2786768), (8, 2438422), (14, 1393384), (16, 1219211), (19, 1026704), (28, 696692), (38, 513352), (56, 348346), (76, 256676), (89, 219184), (103, 189392), (112, 174173), (133, 146672), (152, 128338), (178, 109592), (206, 94696), (266, 73336), (304, 64169), (356, 54796), (412, 47348), (532, 36668), (623, 31312), (712, 27398), (721, 27056), (824, 23674), (1064, 18334), (1246, 15656), (1424, 13699), (1442, 13528), (1648, 11837), (1691, 11536), (1957, 9968), (2128, 9167), (2492, 7828), (2884, 6764), (3382, 5768), (3914, 4984)]