18515970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 53576640

約数和(自身を除く): 35060670

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 59, 66, 90, 99, 110, 118, 165, 177, 198, 295, 317, 330, 354, 495, 531, 590, 634, 649, 885, 951, 990, 1062, 1298, 1585, 1770, 1902, 1947, 2655, 2853, 3170, 3245, 3487, 3894, 4755, 5310, 5706, 5841, 6490, 6974, 9510, 9735, 10461, 11682, 14265, 17435, 18703, 19470, 20922, 28530, 29205, 31383, 34870, 37406, 52305, 56109, 58410, 62766, 93515, 104610, 112218, 156915, 168327, 187030, 205733, 280545, 313830, 336654, 411466, 561090, 617199, 841635, 1028665, 1234398, 1683270, 1851597, 2057330, 3085995, 3703194, 6171990, 9257985, 18515970]

約数ペア:

[(1, 18515970), (2, 9257985), (3, 6171990), (5, 3703194), (6, 3085995), (9, 2057330), (10, 1851597), (11, 1683270), (15, 1234398), (18, 1028665), (22, 841635), (30, 617199), (33, 561090), (45, 411466), (55, 336654), (59, 313830), (66, 280545), (90, 205733), (99, 187030), (110, 168327), (118, 156915), (165, 112218), (177, 104610), (198, 93515), (295, 62766), (317, 58410), (330, 56109), (354, 52305), (495, 37406), (531, 34870), (590, 31383), (634, 29205), (649, 28530), (885, 20922), (951, 19470), (990, 18703), (1062, 17435), (1298, 14265), (1585, 11682), (1770, 10461), (1902, 9735), (1947, 9510), (2655, 6974), (2853, 6490), (3170, 5841), (3245, 5706), (3487, 5310), (3894, 4755)]