1639396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 3447360

約数和(自身を除く): 1807964

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 53, 74, 76, 106, 148, 209, 212, 407, 418, 583, 703, 814, 836, 1007, 1166, 1406, 1628, 1961, 2014, 2332, 2812, 3922, 4028, 7733, 7844, 11077, 15466, 21571, 22154, 30932, 37259, 43142, 44308, 74518, 86284, 149036, 409849, 819698, 1639396]

約数ペア:

[(1, 1639396), (2, 819698), (4, 409849), (11, 149036), (19, 86284), (22, 74518), (37, 44308), (38, 43142), (44, 37259), (53, 30932), (74, 22154), (76, 21571), (106, 15466), (148, 11077), (209, 7844), (212, 7733), (407, 4028), (418, 3922), (583, 2812), (703, 2332), (814, 2014), (836, 1961), (1007, 1628), (1166, 1406)]