20787055983

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{20771}}^1$

素因数の和:21036

約数の個数: 48

約数和(自身を含む): 32974636032

約数和(自身を除く): 12187580049

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 211, 279, 527, 633, 1581, 1899, 3587, 4743, 6541, 10761, 19623, 20771, 32283, 58869, 62313, 111197, 186939, 333591, 353107, 643901, 1000773, 1059321, 1931703, 3177963, 4382681, 5795109, 10946317, 13148043, 32838951, 39444129, 74505577, 98516853, 135863111, 223516731, 407589333, 670550193, 1222767999, 2309672887, 6929018661, 20787055983]

約数ペア:

[(1, 20787055983), (3, 6929018661), (9, 2309672887), (17, 1222767999), (31, 670550193), (51, 407589333), (93, 223516731), (153, 135863111), (211, 98516853), (279, 74505577), (527, 39444129), (633, 32838951), (1581, 13148043), (1899, 10946317), (3587, 5795109), (4743, 4382681), (6541, 3177963), (10761, 1931703), (19623, 1059321), (20771, 1000773), (32283, 643901), (58869, 353107), (62313, 333591), (111197, 186939)]