15219918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{607}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 37939200

約数和(自身を除く): 22719282

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 199, 398, 597, 607, 1194, 1214, 1393, 1791, 1821, 2786, 3582, 3642, 4179, 4249, 5463, 8358, 8498, 10926, 12537, 12747, 25074, 25494, 38241, 76482, 120793, 241586, 362379, 724758, 845551, 1087137, 1691102, 2174274, 2536653, 5073306, 7609959, 15219918]

約数ペア:

[(1, 15219918), (2, 7609959), (3, 5073306), (6, 2536653), (7, 2174274), (9, 1691102), (14, 1087137), (18, 845551), (21, 724758), (42, 362379), (63, 241586), (126, 120793), (199, 76482), (398, 38241), (597, 25494), (607, 25074), (1194, 12747), (1214, 12537), (1393, 10926), (1791, 8498), (1821, 8358), (2786, 5463), (3582, 4249), (3642, 4179)]