19737601832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{15451}}^1$

素因数の和:15714

約数の個数: 64

約数和(自身を含む): 40652357760

約数和(自身を除く): 20914755928

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 173, 284, 346, 568, 692, 923, 1384, 1846, 2249, 3692, 4498, 7384, 8996, 12283, 15451, 17992, 24566, 30902, 49132, 61804, 98264, 123608, 159679, 200863, 319358, 401726, 638716, 803452, 1097021, 1277432, 1606904, 2194042, 2673023, 4388084, 5346046, 8776168, 10692092, 14261273, 21384184, 28522546, 34749299, 57045092, 69498598, 114090184, 138997196, 189784633, 277994392, 379569266, 759138532, 1518277064, 2467200229, 4934400458, 9868800916, 19737601832]

約数ペア:

[(1, 19737601832), (2, 9868800916), (4, 4934400458), (8, 2467200229), (13, 1518277064), (26, 759138532), (52, 379569266), (71, 277994392), (104, 189784633), (142, 138997196), (173, 114090184), (284, 69498598), (346, 57045092), (568, 34749299), (692, 28522546), (923, 21384184), (1384, 14261273), (1846, 10692092), (2249, 8776168), (3692, 5346046), (4498, 4388084), (7384, 2673023), (8996, 2194042), (12283, 1606904), (15451, 1277432), (17992, 1097021), (24566, 803452), (30902, 638716), (49132, 401726), (61804, 319358), (98264, 200863), (123608, 159679)]