18026944

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:533

約数の個数: 56

約数和(自身を含む): 39428928

約数和(自身を除く): 21401984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 188, 208, 376, 416, 461, 611, 752, 832, 922, 1222, 1504, 1844, 2444, 3008, 3688, 4888, 5993, 7376, 9776, 11986, 14752, 19552, 21667, 23972, 29504, 39104, 43334, 47944, 86668, 95888, 173336, 191776, 281671, 346672, 383552, 563342, 693344, 1126684, 1386688, 2253368, 4506736, 9013472, 18026944]

約数ペア:

[(1, 18026944), (2, 9013472), (4, 4506736), (8, 2253368), (13, 1386688), (16, 1126684), (26, 693344), (32, 563342), (47, 383552), (52, 346672), (64, 281671), (94, 191776), (104, 173336), (188, 95888), (208, 86668), (376, 47944), (416, 43334), (461, 39104), (611, 29504), (752, 23972), (832, 21667), (922, 19552), (1222, 14752), (1504, 11986), (1844, 9776), (2444, 7376), (3008, 5993), (3688, 4888)]