18932436

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 51105600

約数和(自身を除く): 32173164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 89, 114, 171, 178, 228, 267, 311, 342, 356, 534, 622, 684, 801, 933, 1068, 1244, 1602, 1691, 1866, 2799, 3204, 3382, 3732, 5073, 5598, 5909, 6764, 10146, 11196, 11818, 15219, 17727, 20292, 23636, 27679, 30438, 35454, 53181, 55358, 60876, 70908, 83037, 106362, 110716, 166074, 212724, 249111, 332148, 498222, 525901, 996444, 1051802, 1577703, 2103604, 3155406, 4733109, 6310812, 9466218, 18932436]

約数ペア:

[(1, 18932436), (2, 9466218), (3, 6310812), (4, 4733109), (6, 3155406), (9, 2103604), (12, 1577703), (18, 1051802), (19, 996444), (36, 525901), (38, 498222), (57, 332148), (76, 249111), (89, 212724), (114, 166074), (171, 110716), (178, 106362), (228, 83037), (267, 70908), (311, 60876), (342, 55358), (356, 53181), (534, 35454), (622, 30438), (684, 27679), (801, 23636), (933, 20292), (1068, 17727), (1244, 15219), (1602, 11818), (1691, 11196), (1866, 10146), (2799, 6764), (3204, 5909), (3382, 5598), (3732, 5073)]