19282770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16481}}^1$

素因数の和:16507

約数の個数: 48

約数和(自身を含む): 53995032

約数和(自身を除く): 34712262

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 16481, 32962, 49443, 82405, 98886, 148329, 164810, 214253, 247215, 296658, 428506, 494430, 642759, 741645, 1071265, 1285518, 1483290, 1928277, 2142530, 3213795, 3856554, 6427590, 9641385, 19282770]

約数ペア:

[(1, 19282770), (2, 9641385), (3, 6427590), (5, 3856554), (6, 3213795), (9, 2142530), (10, 1928277), (13, 1483290), (15, 1285518), (18, 1071265), (26, 741645), (30, 642759), (39, 494430), (45, 428506), (65, 296658), (78, 247215), (90, 214253), (117, 164810), (130, 148329), (195, 98886), (234, 82405), (390, 49443), (585, 32962), (1170, 16481)]