20162946128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{6131}}^1$

素因数の和:6412

約数の個数: 80

約数和(自身を含む): 42772220736

約数和(自身を除く): 22609274608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 163, 194, 208, 326, 388, 652, 776, 1261, 1304, 1552, 2119, 2522, 2608, 4238, 5044, 6131, 8476, 10088, 12262, 15811, 16952, 20176, 24524, 31622, 33904, 49048, 63244, 79703, 98096, 126488, 159406, 205543, 252976, 318812, 411086, 594707, 637624, 822172, 999353, 1189414, 1275248, 1644344, 1998706, 2378828, 3288688, 3997412, 4757656, 7731191, 7994824, 9515312, 12991589, 15462382, 15989648, 25983178, 30924764, 51966356, 61849528, 96937241, 103932712, 123699056, 193874482, 207865424, 387748964, 775497928, 1260184133, 1550995856, 2520368266, 5040736532, 10081473064, 20162946128]

約数ペア:

[(1, 20162946128), (2, 10081473064), (4, 5040736532), (8, 2520368266), (13, 1550995856), (16, 1260184133), (26, 775497928), (52, 387748964), (97, 207865424), (104, 193874482), (163, 123699056), (194, 103932712), (208, 96937241), (326, 61849528), (388, 51966356), (652, 30924764), (776, 25983178), (1261, 15989648), (1304, 15462382), (1552, 12991589), (2119, 9515312), (2522, 7994824), (2608, 7731191), (4238, 4757656), (5044, 3997412), (6131, 3288688), (8476, 2378828), (10088, 1998706), (12262, 1644344), (15811, 1275248), (16952, 1189414), (20176, 999353), (24524, 822172), (31622, 637624), (33904, 594707), (49048, 411086), (63244, 318812), (79703, 252976), (98096, 205543), (126488, 159406)]