17917986852

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{571}}^1\times {\mathrm{12277}}^1$

素因数の和:12929

約数の個数: 72

約数和(自身を含む): 46014800832

約数和(自身を除く): 28096813980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 571, 639, 852, 1142, 1278, 1713, 2284, 2556, 3426, 5139, 6852, 10278, 12277, 20556, 24554, 36831, 40541, 49108, 73662, 81082, 110493, 121623, 147324, 162164, 220986, 243246, 364869, 441972, 486492, 729738, 871667, 1459476, 1743334, 2615001, 3486668, 5230002, 7010167, 7845003, 10460004, 14020334, 15690006, 21030501, 28040668, 31380012, 42061002, 63091503, 84122004, 126183006, 252366012, 497721857, 995443714, 1493165571, 1990887428, 2986331142, 4479496713, 5972662284, 8958993426, 17917986852]

約数ペア:

[(1, 17917986852), (2, 8958993426), (3, 5972662284), (4, 4479496713), (6, 2986331142), (9, 1990887428), (12, 1493165571), (18, 995443714), (36, 497721857), (71, 252366012), (142, 126183006), (213, 84122004), (284, 63091503), (426, 42061002), (571, 31380012), (639, 28040668), (852, 21030501), (1142, 15690006), (1278, 14020334), (1713, 10460004), (2284, 7845003), (2556, 7010167), (3426, 5230002), (5139, 3486668), (6852, 2615001), (10278, 1743334), (12277, 1459476), (20556, 871667), (24554, 729738), (36831, 486492), (40541, 441972), (49108, 364869), (73662, 243246), (81082, 220986), (110493, 162164), (121623, 147324)]