20147175916

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{5119}}^1$

素因数の和:5327

約数の個数: 96

約数和(自身を含む): 43145625600

約数和(自身を除く): 22998449684

約数列:

[1, 2, 4, 7, 14, 28, 29, 37, 58, 74, 116, 131, 148, 203, 259, 262, 406, 518, 524, 812, 917, 1036, 1073, 1834, 2146, 3668, 3799, 4292, 4847, 5119, 7511, 7598, 9694, 10238, 15022, 15196, 19388, 20476, 26593, 30044, 33929, 35833, 53186, 67858, 71666, 106372, 135716, 140563, 143332, 148451, 189403, 281126, 296902, 378806, 562252, 593804, 670589, 757612, 983941, 1039157, 1325821, 1341178, 1967882, 2078314, 2651642, 2682356, 3935764, 4156628, 4694123, 5303284, 5492687, 9388246, 10985374, 18776492, 19447081, 21970748, 24811793, 38448809, 38894162, 49623586, 76897618, 77788324, 99247172, 136129567, 153795236, 173682551, 272259134, 347365102, 544518268, 694730204, 719541997, 1439083994, 2878167988, 5036793979, 10073587958, 20147175916]

約数ペア:

[(1, 20147175916), (2, 10073587958), (4, 5036793979), (7, 2878167988), (14, 1439083994), (28, 719541997), (29, 694730204), (37, 544518268), (58, 347365102), (74, 272259134), (116, 173682551), (131, 153795236), (148, 136129567), (203, 99247172), (259, 77788324), (262, 76897618), (406, 49623586), (518, 38894162), (524, 38448809), (812, 24811793), (917, 21970748), (1036, 19447081), (1073, 18776492), (1834, 10985374), (2146, 9388246), (3668, 5492687), (3799, 5303284), (4292, 4694123), (4847, 4156628), (5119, 3935764), (7511, 2682356), (7598, 2651642), (9694, 2078314), (10238, 1967882), (15022, 1341178), (15196, 1325821), (19388, 1039157), (20476, 983941), (26593, 757612), (30044, 670589), (33929, 593804), (35833, 562252), (53186, 378806), (67858, 296902), (71666, 281126), (106372, 189403), (135716, 148451), (140563, 143332)]