19733328

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2687}}^1$

素因数の和:2721

約数の個数: 80

約数和(自身を含む): 59996160

約数和(自身を除く): 40262832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 102, 108, 136, 144, 153, 204, 216, 272, 306, 408, 432, 459, 612, 816, 918, 1224, 1836, 2448, 2687, 3672, 5374, 7344, 8061, 10748, 16122, 21496, 24183, 32244, 42992, 45679, 48366, 64488, 72549, 91358, 96732, 128976, 137037, 145098, 182716, 193464, 274074, 290196, 365432, 386928, 411111, 548148, 580392, 730864, 822222, 1096296, 1160784, 1233333, 1644444, 2192592, 2466666, 3288888, 4933332, 6577776, 9866664, 19733328]

約数ペア:

[(1, 19733328), (2, 9866664), (3, 6577776), (4, 4933332), (6, 3288888), (8, 2466666), (9, 2192592), (12, 1644444), (16, 1233333), (17, 1160784), (18, 1096296), (24, 822222), (27, 730864), (34, 580392), (36, 548148), (48, 411111), (51, 386928), (54, 365432), (68, 290196), (72, 274074), (102, 193464), (108, 182716), (136, 145098), (144, 137037), (153, 128976), (204, 96732), (216, 91358), (272, 72549), (306, 64488), (408, 48366), (432, 45679), (459, 42992), (612, 32244), (816, 24183), (918, 21496), (1224, 16122), (1836, 10748), (2448, 8061), (2687, 7344), (3672, 5374)]