19449882

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 80

約数和(自身を含む): 47044800

約数和(自身を除く): 27594918

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 71, 81, 89, 114, 142, 162, 171, 178, 213, 267, 342, 426, 513, 534, 639, 801, 1026, 1278, 1349, 1539, 1602, 1691, 1917, 2403, 2698, 3078, 3382, 3834, 4047, 4806, 5073, 5751, 6319, 7209, 8094, 10146, 11502, 12141, 12638, 14418, 15219, 18957, 24282, 30438, 36423, 37914, 45657, 56871, 72846, 91314, 109269, 113742, 120061, 136971, 170613, 218538, 240122, 273942, 341226, 360183, 511839, 720366, 1023678, 1080549, 2161098, 3241647, 6483294, 9724941, 19449882]

約数ペア:

[(1, 19449882), (2, 9724941), (3, 6483294), (6, 3241647), (9, 2161098), (18, 1080549), (19, 1023678), (27, 720366), (38, 511839), (54, 360183), (57, 341226), (71, 273942), (81, 240122), (89, 218538), (114, 170613), (142, 136971), (162, 120061), (171, 113742), (178, 109269), (213, 91314), (267, 72846), (342, 56871), (426, 45657), (513, 37914), (534, 36423), (639, 30438), (801, 24282), (1026, 18957), (1278, 15219), (1349, 14418), (1539, 12638), (1602, 12141), (1691, 11502), (1917, 10146), (2403, 8094), (2698, 7209), (3078, 6319), (3382, 5751), (3834, 5073), (4047, 4806)]