1916391690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191831}}^1$

素因数の和:191884

約数の個数: 64

約数和(自身を含む): 5248523520

約数和(自身を除く): 3332131830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 3330, 4995, 9990, 191831, 383662, 575493, 959155, 1150986, 1726479, 1918310, 2877465, 3452958, 5179437, 5754930, 7097747, 8632395, 10358874, 14195494, 17264790, 21293241, 25897185, 35488735, 42586482, 51794370, 63879723, 70977470, 106466205, 127759446, 191639169, 212932410, 319398615, 383278338, 638797230, 958195845, 1916391690]

約数ペア:

[(1, 1916391690), (2, 958195845), (3, 638797230), (5, 383278338), (6, 319398615), (9, 212932410), (10, 191639169), (15, 127759446), (18, 106466205), (27, 70977470), (30, 63879723), (37, 51794370), (45, 42586482), (54, 35488735), (74, 25897185), (90, 21293241), (111, 17264790), (135, 14195494), (185, 10358874), (222, 8632395), (270, 7097747), (333, 5754930), (370, 5179437), (555, 3452958), (666, 2877465), (999, 1918310), (1110, 1726479), (1665, 1150986), (1998, 959155), (3330, 575493), (4995, 383662), (9990, 191831)]