18306918

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2549}}^1$

素因数の和:2586

約数の個数: 64

約数和(自身を含む): 48960000

約数和(自身を除く): 30653082

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 2549, 3591, 5098, 7182, 7647, 15294, 17843, 22941, 35686, 45882, 48431, 53529, 68823, 96862, 107058, 137646, 145293, 160587, 290586, 321174, 339017, 435879, 481761, 678034, 871758, 963522, 1017051, 1307637, 2034102, 2615274, 3051153, 6102306, 9153459, 18306918]

約数ペア:

[(1, 18306918), (2, 9153459), (3, 6102306), (6, 3051153), (7, 2615274), (9, 2034102), (14, 1307637), (18, 1017051), (19, 963522), (21, 871758), (27, 678034), (38, 481761), (42, 435879), (54, 339017), (57, 321174), (63, 290586), (114, 160587), (126, 145293), (133, 137646), (171, 107058), (189, 96862), (266, 68823), (342, 53529), (378, 48431), (399, 45882), (513, 35686), (798, 22941), (1026, 17843), (1197, 15294), (2394, 7647), (2549, 7182), (3591, 5098)]