19620754816

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{693607}}^1$

素因数の和:693651

約数の個数: 64

約数和(自身を含む): 44571250080

約数和(自身を除く): 24950495264

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1664, 1768, 2176, 3536, 7072, 14144, 28288, 693607, 1387214, 2774428, 5548856, 9016891, 11097712, 11791319, 18033782, 22195424, 23582638, 36067564, 44390848, 47165276, 72135128, 88781696, 94330552, 144270256, 153287147, 188661104, 288540512, 306574294, 377322208, 577081024, 613148588, 754644416, 1154162048, 1226297176, 1509288832, 2452594352, 4905188704, 9810377408, 19620754816]

約数ペア:

[(1, 19620754816), (2, 9810377408), (4, 4905188704), (8, 2452594352), (13, 1509288832), (16, 1226297176), (17, 1154162048), (26, 754644416), (32, 613148588), (34, 577081024), (52, 377322208), (64, 306574294), (68, 288540512), (104, 188661104), (128, 153287147), (136, 144270256), (208, 94330552), (221, 88781696), (272, 72135128), (416, 47165276), (442, 44390848), (544, 36067564), (832, 23582638), (884, 22195424), (1088, 18033782), (1664, 11791319), (1768, 11097712), (2176, 9016891), (3536, 5548856), (7072, 2774428), (14144, 1387214), (28288, 693607)]