19174880319

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1091}}^1\times {\mathrm{17807}}^1$

素因数の和:18955

約数の個数: 32

約数和(自身を含む): 29869572096

約数和(自身を除く): 10694691777

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 1091, 3273, 7637, 17807, 22911, 51277, 53421, 124649, 153831, 358939, 373947, 836929, 1076817, 2510787, 5858503, 17575509, 19427437, 58282311, 135992059, 407976177, 913089539, 2739268617, 6391626773, 19174880319]

約数ペア:

[(1, 19174880319), (3, 6391626773), (7, 2739268617), (21, 913089539), (47, 407976177), (141, 135992059), (329, 58282311), (987, 19427437), (1091, 17575509), (3273, 5858503), (7637, 2510787), (17807, 1076817), (22911, 836929), (51277, 373947), (53421, 358939), (124649, 153831)]