20416058624

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{33893}}^1$

素因数の和:34103

約数の個数: 72

約数和(自身を含む): 44130937032

約数和(自身を除く): 23714878408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 181, 208, 256, 362, 416, 724, 832, 1448, 1664, 2353, 2896, 3328, 4706, 5792, 9412, 11584, 18824, 23168, 33893, 37648, 46336, 67786, 75296, 135572, 150592, 271144, 301184, 440609, 542288, 602368, 881218, 1084576, 1762436, 2169152, 3524872, 4338304, 6134633, 7049744, 8676608, 12269266, 14099488, 24538532, 28198976, 49077064, 56397952, 79750229, 98154128, 112795904, 159500458, 196308256, 319000916, 392616512, 638001832, 785233024, 1276003664, 1570466048, 2552007328, 5104014656, 10208029312, 20416058624]

約数ペア:

[(1, 20416058624), (2, 10208029312), (4, 5104014656), (8, 2552007328), (13, 1570466048), (16, 1276003664), (26, 785233024), (32, 638001832), (52, 392616512), (64, 319000916), (104, 196308256), (128, 159500458), (181, 112795904), (208, 98154128), (256, 79750229), (362, 56397952), (416, 49077064), (724, 28198976), (832, 24538532), (1448, 14099488), (1664, 12269266), (2353, 8676608), (2896, 7049744), (3328, 6134633), (4706, 4338304), (5792, 3524872), (9412, 2169152), (11584, 1762436), (18824, 1084576), (23168, 881218), (33893, 602368), (37648, 542288), (46336, 440609), (67786, 301184), (75296, 271144), (135572, 150592)]