19492473

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6491}}^1$

素因数の和:6525

約数の個数: 32

約数和(自身を含む): 34900992

約数和(自身を除く): 15408519

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 6491, 19473, 45437, 71401, 84383, 136311, 214203, 253149, 499807, 590681, 928213, 1499421, 1772043, 2784639, 6497491, 19492473]

約数ペア:

[(1, 19492473), (3, 6497491), (7, 2784639), (11, 1772043), (13, 1499421), (21, 928213), (33, 590681), (39, 499807), (77, 253149), (91, 214203), (143, 136311), (231, 84383), (273, 71401), (429, 45437), (1001, 19473), (3003, 6491)]