19549816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{743}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 44997120

約数和(自身を除く): 25447304

約数列:

[1, 2, 4, 8, 11, 13, 22, 23, 26, 44, 46, 52, 88, 92, 104, 143, 184, 253, 286, 299, 506, 572, 598, 743, 1012, 1144, 1196, 1486, 2024, 2392, 2972, 3289, 5944, 6578, 8173, 9659, 13156, 16346, 17089, 19318, 26312, 32692, 34178, 38636, 65384, 68356, 77272, 106249, 136712, 187979, 212498, 222157, 375958, 424996, 444314, 751916, 849992, 888628, 1503832, 1777256, 2443727, 4887454, 9774908, 19549816]

約数ペア:

[(1, 19549816), (2, 9774908), (4, 4887454), (8, 2443727), (11, 1777256), (13, 1503832), (22, 888628), (23, 849992), (26, 751916), (44, 444314), (46, 424996), (52, 375958), (88, 222157), (92, 212498), (104, 187979), (143, 136712), (184, 106249), (253, 77272), (286, 68356), (299, 65384), (506, 38636), (572, 34178), (598, 32692), (743, 26312), (1012, 19318), (1144, 17089), (1196, 16346), (1486, 13156), (2024, 9659), (2392, 8173), (2972, 6578), (3289, 5944)]