20256318

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{6581}}^1$

素因数の和:6614

約数の個数: 40

約数和(自身を含む): 47785320

約数和(自身を除く): 27529002

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 6581, 13162, 19743, 39486, 59229, 118458, 125039, 177687, 250078, 355374, 375117, 533061, 750234, 1066122, 1125351, 2250702, 3376053, 6752106, 10128159, 20256318]

約数ペア:

[(1, 20256318), (2, 10128159), (3, 6752106), (6, 3376053), (9, 2250702), (18, 1125351), (19, 1066122), (27, 750234), (38, 533061), (54, 375117), (57, 355374), (81, 250078), (114, 177687), (162, 125039), (171, 118458), (342, 59229), (513, 39486), (1026, 19743), (1539, 13162), (3078, 6581)]