19214550

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 54341760

約数和(自身を除く): 35127210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 43, 45, 50, 54, 75, 86, 90, 129, 135, 150, 215, 225, 258, 270, 331, 387, 430, 450, 645, 662, 675, 774, 993, 1075, 1161, 1290, 1350, 1655, 1935, 1986, 2150, 2322, 2979, 3225, 3310, 3870, 4965, 5805, 5958, 6450, 8275, 8937, 9675, 9930, 11610, 14233, 14895, 16550, 17874, 19350, 24825, 28466, 29025, 29790, 42699, 44685, 49650, 58050, 71165, 74475, 85398, 89370, 128097, 142330, 148950, 213495, 223425, 256194, 355825, 384291, 426990, 446850, 640485, 711650, 768582, 1067475, 1280970, 1921455, 2134950, 3202425, 3842910, 6404850, 9607275, 19214550]

約数ペア:

[(1, 19214550), (2, 9607275), (3, 6404850), (5, 3842910), (6, 3202425), (9, 2134950), (10, 1921455), (15, 1280970), (18, 1067475), (25, 768582), (27, 711650), (30, 640485), (43, 446850), (45, 426990), (50, 384291), (54, 355825), (75, 256194), (86, 223425), (90, 213495), (129, 148950), (135, 142330), (150, 128097), (215, 89370), (225, 85398), (258, 74475), (270, 71165), (331, 58050), (387, 49650), (430, 44685), (450, 42699), (645, 29790), (662, 29025), (675, 28466), (774, 24825), (993, 19350), (1075, 17874), (1161, 16550), (1290, 14895), (1350, 14233), (1655, 11610), (1935, 9930), (1986, 9675), (2150, 8937), (2322, 8275), (2979, 6450), (3225, 5958), (3310, 5805), (3870, 4965)]