19693548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4597}}^1$

素因数の和:4631

約数の個数: 72

約数和(自身を含む): 60252192

約数和(自身を除く): 40558644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 4597, 9194, 13791, 18388, 27582, 32179, 41373, 55164, 64358, 78149, 82746, 96537, 128716, 156298, 165492, 193074, 234447, 289611, 312596, 386148, 468894, 547043, 579222, 703341, 937788, 1094086, 1158444, 1406682, 1641129, 2188172, 2813364, 3282258, 4923387, 6564516, 9846774, 19693548]

約数ペア:

[(1, 19693548), (2, 9846774), (3, 6564516), (4, 4923387), (6, 3282258), (7, 2813364), (9, 2188172), (12, 1641129), (14, 1406682), (17, 1158444), (18, 1094086), (21, 937788), (28, 703341), (34, 579222), (36, 547043), (42, 468894), (51, 386148), (63, 312596), (68, 289611), (84, 234447), (102, 193074), (119, 165492), (126, 156298), (153, 128716), (204, 96537), (238, 82746), (252, 78149), (306, 64358), (357, 55164), (476, 41373), (612, 32179), (714, 27582), (1071, 18388), (1428, 13791), (2142, 9194), (4284, 4597)]