20452428

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1453}}^1$

素因数の和:1503

約数の個数: 72

約数和(自身を含む): 57159648

約数和(自身を除く): 36707220

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 34, 36, 46, 51, 68, 69, 92, 102, 138, 153, 204, 207, 276, 306, 391, 414, 612, 782, 828, 1173, 1453, 1564, 2346, 2906, 3519, 4359, 4692, 5812, 7038, 8718, 13077, 14076, 17436, 24701, 26154, 33419, 49402, 52308, 66838, 74103, 98804, 100257, 133676, 148206, 200514, 222309, 296412, 300771, 401028, 444618, 568123, 601542, 889236, 1136246, 1203084, 1704369, 2272492, 3408738, 5113107, 6817476, 10226214, 20452428]

約数ペア:

[(1, 20452428), (2, 10226214), (3, 6817476), (4, 5113107), (6, 3408738), (9, 2272492), (12, 1704369), (17, 1203084), (18, 1136246), (23, 889236), (34, 601542), (36, 568123), (46, 444618), (51, 401028), (68, 300771), (69, 296412), (92, 222309), (102, 200514), (138, 148206), (153, 133676), (204, 100257), (207, 98804), (276, 74103), (306, 66838), (391, 52308), (414, 49402), (612, 33419), (782, 26154), (828, 24701), (1173, 17436), (1453, 14076), (1564, 13077), (2346, 8718), (2906, 7038), (3519, 5812), (4359, 4692)]