18394090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 41005440

約数和(自身を除く): 22611350

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 418, 494, 677, 715, 1045, 1235, 1354, 1430, 2090, 2470, 2717, 3385, 5434, 6770, 7447, 8801, 12863, 13585, 14894, 17602, 25726, 27170, 37235, 44005, 64315, 74470, 88010, 96811, 128630, 141493, 167219, 193622, 282986, 334438, 484055, 707465, 836095, 968110, 1414930, 1672190, 1839409, 3678818, 9197045, 18394090]

約数ペア:

[(1, 18394090), (2, 9197045), (5, 3678818), (10, 1839409), (11, 1672190), (13, 1414930), (19, 968110), (22, 836095), (26, 707465), (38, 484055), (55, 334438), (65, 282986), (95, 193622), (110, 167219), (130, 141493), (143, 128630), (190, 96811), (209, 88010), (247, 74470), (286, 64315), (418, 44005), (494, 37235), (677, 27170), (715, 25726), (1045, 17602), (1235, 14894), (1354, 13585), (1430, 12863), (2090, 8801), (2470, 7447), (2717, 6770), (3385, 5434)]