19739304

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21089}}^1$

素因数の和:21114

約数の個数: 48

約数和(自身を含む): 57575700

約数和(自身を除く): 37836396

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21089, 42178, 63267, 84356, 126534, 168712, 189801, 253068, 274157, 379602, 506136, 548314, 759204, 822471, 1096628, 1518408, 1644942, 2193256, 2467413, 3289884, 4934826, 6579768, 9869652, 19739304]

約数ペア:

[(1, 19739304), (2, 9869652), (3, 6579768), (4, 4934826), (6, 3289884), (8, 2467413), (9, 2193256), (12, 1644942), (13, 1518408), (18, 1096628), (24, 822471), (26, 759204), (36, 548314), (39, 506136), (52, 379602), (72, 274157), (78, 253068), (104, 189801), (117, 168712), (156, 126534), (234, 84356), (312, 63267), (468, 42178), (936, 21089)]