18613140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:526

約数の個数: 144

約数和(自身を含む): 65423232

約数和(自身を除く): 46810092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 487, 490, 546, 588, 637, 735, 780, 910, 974, 980, 1092, 1274, 1365, 1461, 1470, 1820, 1911, 1948, 2435, 2548, 2730, 2922, 2940, 3185, 3409, 3822, 4870, 5460, 5844, 6331, 6370, 6818, 7305, 7644, 9555, 9740, 10227, 12662, 12740, 13636, 14610, 17045, 18993, 19110, 20454, 23863, 25324, 29220, 31655, 34090, 37986, 38220, 40908, 44317, 47726, 51135, 63310, 68180, 71589, 75972, 88634, 94965, 95452, 102270, 119315, 126620, 132951, 143178, 177268, 189930, 204540, 221585, 238630, 265902, 286356, 310219, 357945, 379860, 443170, 477260, 531804, 620438, 664755, 715890, 886340, 930657, 1240876, 1329510, 1431780, 1551095, 1861314, 2659020, 3102190, 3722628, 4653285, 6204380, 9306570, 18613140]

約数ペア:

[(1, 18613140), (2, 9306570), (3, 6204380), (4, 4653285), (5, 3722628), (6, 3102190), (7, 2659020), (10, 1861314), (12, 1551095), (13, 1431780), (14, 1329510), (15, 1240876), (20, 930657), (21, 886340), (26, 715890), (28, 664755), (30, 620438), (35, 531804), (39, 477260), (42, 443170), (49, 379860), (52, 357945), (60, 310219), (65, 286356), (70, 265902), (78, 238630), (84, 221585), (91, 204540), (98, 189930), (105, 177268), (130, 143178), (140, 132951), (147, 126620), (156, 119315), (182, 102270), (195, 95452), (196, 94965), (210, 88634), (245, 75972), (260, 71589), (273, 68180), (294, 63310), (364, 51135), (390, 47726), (420, 44317), (455, 40908), (487, 38220), (490, 37986), (546, 34090), (588, 31655), (637, 29220), (735, 25324), (780, 23863), (910, 20454), (974, 19110), (980, 18993), (1092, 17045), (1274, 14610), (1365, 13636), (1461, 12740), (1470, 12662), (1820, 10227), (1911, 9740), (1948, 9555), (2435, 7644), (2548, 7305), (2730, 6818), (2922, 6370), (2940, 6331), (3185, 5844), (3409, 5460), (3822, 4870)]