19343649

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 28998144

約数和(自身を除く): 9654495

約数列:

[1, 3, 13, 39, 47, 61, 141, 173, 183, 519, 611, 793, 1833, 2249, 2379, 2867, 6747, 8131, 8601, 10553, 24393, 31659, 37271, 105703, 111813, 137189, 317109, 411567, 495991, 1487973, 6447883, 19343649]

約数ペア:

[(1, 19343649), (3, 6447883), (13, 1487973), (39, 495991), (47, 411567), (61, 317109), (141, 137189), (173, 111813), (183, 105703), (519, 37271), (611, 31659), (793, 24393), (1833, 10553), (2249, 8601), (2379, 8131), (2867, 6747)]