19372977

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:350

約数の個数: 36

約数和(自身を含む): 31060224

約数和(自身を除く): 11687247

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 169, 271, 423, 507, 611, 813, 1521, 1833, 2439, 3523, 5499, 7943, 10569, 12737, 23829, 31707, 38211, 45799, 71487, 114633, 137397, 165581, 412191, 496743, 1490229, 2152553, 6457659, 19372977]

約数ペア:

[(1, 19372977), (3, 6457659), (9, 2152553), (13, 1490229), (39, 496743), (47, 412191), (117, 165581), (141, 137397), (169, 114633), (271, 71487), (423, 45799), (507, 38211), (611, 31707), (813, 23829), (1521, 12737), (1833, 10569), (2439, 7943), (3523, 5499)]