18113580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{977}}^1$

素因数の和:1095

約数の個数: 72

約数和(自身を含む): 55534752

約数和(自身を除く): 37421172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 977, 1030, 1236, 1545, 1854, 1954, 2060, 2931, 3090, 3708, 3908, 4635, 4885, 5862, 6180, 8793, 9270, 9770, 11724, 14655, 17586, 18540, 19540, 29310, 35172, 43965, 58620, 87930, 100631, 175860, 201262, 301893, 402524, 503155, 603786, 905679, 1006310, 1207572, 1509465, 1811358, 2012620, 3018930, 3622716, 4528395, 6037860, 9056790, 18113580]

約数ペア:

[(1, 18113580), (2, 9056790), (3, 6037860), (4, 4528395), (5, 3622716), (6, 3018930), (9, 2012620), (10, 1811358), (12, 1509465), (15, 1207572), (18, 1006310), (20, 905679), (30, 603786), (36, 503155), (45, 402524), (60, 301893), (90, 201262), (103, 175860), (180, 100631), (206, 87930), (309, 58620), (412, 43965), (515, 35172), (618, 29310), (927, 19540), (977, 18540), (1030, 17586), (1236, 14655), (1545, 11724), (1854, 9770), (1954, 9270), (2060, 8793), (2931, 6180), (3090, 5862), (3708, 4885), (3908, 4635)]