19392716

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 41513472

約数和(自身を除く): 22120756

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 131, 238, 262, 311, 476, 524, 622, 917, 1244, 1834, 2177, 2227, 3668, 4354, 4454, 5287, 8708, 8908, 10574, 15589, 21148, 31178, 37009, 40741, 62356, 74018, 81482, 148036, 162964, 285187, 570374, 692597, 1140748, 1385194, 2770388, 4848179, 9696358, 19392716]

約数ペア:

[(1, 19392716), (2, 9696358), (4, 4848179), (7, 2770388), (14, 1385194), (17, 1140748), (28, 692597), (34, 570374), (68, 285187), (119, 162964), (131, 148036), (238, 81482), (262, 74018), (311, 62356), (476, 40741), (524, 37009), (622, 31178), (917, 21148), (1244, 15589), (1834, 10574), (2177, 8908), (2227, 8708), (3668, 5287), (4354, 4454)]