18444870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:270

約数の個数: 96

約数和(自身を含む): 51217920

約数和(自身を除く): 32773050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 37, 45, 58, 74, 87, 90, 111, 145, 174, 185, 191, 222, 261, 290, 333, 370, 382, 435, 522, 555, 573, 666, 870, 955, 1073, 1110, 1146, 1305, 1665, 1719, 1910, 2146, 2610, 2865, 3219, 3330, 3438, 5365, 5539, 5730, 6438, 7067, 8595, 9657, 10730, 11078, 14134, 16095, 16617, 17190, 19314, 21201, 27695, 32190, 33234, 35335, 42402, 48285, 49851, 55390, 63603, 70670, 83085, 96570, 99702, 106005, 127206, 166170, 204943, 212010, 249255, 318015, 409886, 498510, 614829, 636030, 1024715, 1229658, 1844487, 2049430, 3074145, 3688974, 6148290, 9222435, 18444870]

約数ペア:

[(1, 18444870), (2, 9222435), (3, 6148290), (5, 3688974), (6, 3074145), (9, 2049430), (10, 1844487), (15, 1229658), (18, 1024715), (29, 636030), (30, 614829), (37, 498510), (45, 409886), (58, 318015), (74, 249255), (87, 212010), (90, 204943), (111, 166170), (145, 127206), (174, 106005), (185, 99702), (191, 96570), (222, 83085), (261, 70670), (290, 63603), (333, 55390), (370, 49851), (382, 48285), (435, 42402), (522, 35335), (555, 33234), (573, 32190), (666, 27695), (870, 21201), (955, 19314), (1073, 17190), (1110, 16617), (1146, 16095), (1305, 14134), (1665, 11078), (1719, 10730), (1910, 9657), (2146, 8595), (2610, 7067), (2865, 6438), (3219, 5730), (3330, 5539), (3438, 5365)]