20638015104

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{207509}}^1$

素因数の和:207570

約数の個数: 128

約数和(自身を含む): 64344700800

約数和(自身を除く): 43706685696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 64, 74, 84, 96, 111, 112, 128, 148, 168, 192, 222, 224, 259, 296, 336, 384, 444, 448, 518, 592, 672, 777, 888, 896, 1036, 1184, 1344, 1554, 1776, 2072, 2368, 2688, 3108, 3552, 4144, 4736, 6216, 7104, 8288, 12432, 14208, 16576, 24864, 33152, 49728, 99456, 207509, 415018, 622527, 830036, 1245054, 1452563, 1660072, 2490108, 2905126, 3320144, 4357689, 4980216, 5810252, 6640288, 7677833, 8715378, 9960432, 11620504, 13280576, 15355666, 17430756, 19920864, 23033499, 23241008, 26561152, 30711332, 34861512, 39841728, 46066998, 46482016, 53744831, 61422664, 69723024, 79683456, 92133996, 92964032, 107489662, 122845328, 139446048, 161234493, 184267992, 185928064, 214979324, 245690656, 278892096, 322468986, 368535984, 429958648, 491381312, 557784192, 644937972, 737071968, 859917296, 982762624, 1289875944, 1474143936, 1719834592, 2579751888, 2948287872, 3439669184, 5159503776, 6879338368, 10319007552, 20638015104]

約数ペア:

[(1, 20638015104), (2, 10319007552), (3, 6879338368), (4, 5159503776), (6, 3439669184), (7, 2948287872), (8, 2579751888), (12, 1719834592), (14, 1474143936), (16, 1289875944), (21, 982762624), (24, 859917296), (28, 737071968), (32, 644937972), (37, 557784192), (42, 491381312), (48, 429958648), (56, 368535984), (64, 322468986), (74, 278892096), (84, 245690656), (96, 214979324), (111, 185928064), (112, 184267992), (128, 161234493), (148, 139446048), (168, 122845328), (192, 107489662), (222, 92964032), (224, 92133996), (259, 79683456), (296, 69723024), (336, 61422664), (384, 53744831), (444, 46482016), (448, 46066998), (518, 39841728), (592, 34861512), (672, 30711332), (777, 26561152), (888, 23241008), (896, 23033499), (1036, 19920864), (1184, 17430756), (1344, 15355666), (1554, 13280576), (1776, 11620504), (2072, 9960432), (2368, 8715378), (2688, 7677833), (3108, 6640288), (3552, 5810252), (4144, 4980216), (4736, 4357689), (6216, 3320144), (7104, 2905126), (8288, 2490108), (12432, 1660072), (14208, 1452563), (16576, 1245054), (24864, 830036), (33152, 622527), (49728, 415018), (99456, 207509)]