18863340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 56306880

約数和(自身を除く): 37443540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 37, 58, 60, 74, 87, 111, 116, 145, 148, 174, 185, 222, 290, 293, 348, 370, 435, 444, 555, 580, 586, 740, 870, 879, 1073, 1110, 1172, 1465, 1740, 1758, 2146, 2220, 2930, 3219, 3516, 4292, 4395, 5365, 5860, 6438, 8497, 8790, 10730, 10841, 12876, 16095, 16994, 17580, 21460, 21682, 25491, 32190, 32523, 33988, 42485, 43364, 50982, 54205, 64380, 65046, 84970, 101964, 108410, 127455, 130092, 162615, 169940, 216820, 254910, 314389, 325230, 509820, 628778, 650460, 943167, 1257556, 1571945, 1886334, 3143890, 3772668, 4715835, 6287780, 9431670, 18863340]

約数ペア:

[(1, 18863340), (2, 9431670), (3, 6287780), (4, 4715835), (5, 3772668), (6, 3143890), (10, 1886334), (12, 1571945), (15, 1257556), (20, 943167), (29, 650460), (30, 628778), (37, 509820), (58, 325230), (60, 314389), (74, 254910), (87, 216820), (111, 169940), (116, 162615), (145, 130092), (148, 127455), (174, 108410), (185, 101964), (222, 84970), (290, 65046), (293, 64380), (348, 54205), (370, 50982), (435, 43364), (444, 42485), (555, 33988), (580, 32523), (586, 32190), (740, 25491), (870, 21682), (879, 21460), (1073, 17580), (1110, 16994), (1172, 16095), (1465, 12876), (1740, 10841), (1758, 10730), (2146, 8790), (2220, 8497), (2930, 6438), (3219, 5860), (3516, 5365), (4292, 4395)]