18353831728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{5153}}^1$

素因数の和:5402

約数の個数: 80

約数和(自身を含む): 37793581056

約数和(自身を除く): 19439749328

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 167, 172, 248, 334, 344, 496, 668, 688, 1333, 1336, 2666, 2672, 5153, 5177, 5332, 7181, 10306, 10354, 10664, 14362, 20612, 20708, 21328, 28724, 41224, 41416, 57448, 82448, 82832, 114896, 159743, 221579, 222611, 319486, 443158, 445222, 638972, 860551, 886316, 890444, 1277944, 1721102, 1772632, 1780888, 2555888, 3442204, 3545264, 3561776, 6868949, 6884408, 13737898, 13768816, 26677081, 27475796, 37003693, 53354162, 54951592, 74007386, 106708324, 109903184, 148014772, 213416648, 296029544, 426833296, 592059088, 1147114483, 2294228966, 4588457932, 9176915864, 18353831728]

約数ペア:

[(1, 18353831728), (2, 9176915864), (4, 4588457932), (8, 2294228966), (16, 1147114483), (31, 592059088), (43, 426833296), (62, 296029544), (86, 213416648), (124, 148014772), (167, 109903184), (172, 106708324), (248, 74007386), (334, 54951592), (344, 53354162), (496, 37003693), (668, 27475796), (688, 26677081), (1333, 13768816), (1336, 13737898), (2666, 6884408), (2672, 6868949), (5153, 3561776), (5177, 3545264), (5332, 3442204), (7181, 2555888), (10306, 1780888), (10354, 1772632), (10664, 1721102), (14362, 1277944), (20612, 890444), (20708, 886316), (21328, 860551), (28724, 638972), (41224, 445222), (41416, 443158), (57448, 319486), (82448, 222611), (82832, 221579), (114896, 159743)]