18619216

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:177

約数の個数: 120

約数和(自身を含む): 48854016

約数和(自身を除く): 30234800

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 112, 119, 127, 136, 154, 176, 187, 196, 238, 254, 272, 308, 374, 392, 476, 508, 539, 616, 748, 784, 833, 889, 952, 1016, 1078, 1232, 1309, 1397, 1496, 1666, 1778, 1904, 2032, 2156, 2159, 2618, 2794, 2992, 3332, 3556, 4312, 4318, 5236, 5588, 6223, 6664, 7112, 8624, 8636, 9163, 9779, 10472, 11176, 12446, 13328, 14224, 15113, 17272, 18326, 19558, 20944, 22352, 23749, 24892, 30226, 34544, 36652, 39116, 47498, 49784, 60452, 68453, 73304, 78232, 94996, 99568, 105791, 120904, 136906, 146608, 156464, 166243, 189992, 211582, 241808, 273812, 332486, 379984, 423164, 547624, 664972, 846328, 1095248, 1163701, 1329944, 1692656, 2327402, 2659888, 4654804, 9309608, 18619216]

約数ペア:

[(1, 18619216), (2, 9309608), (4, 4654804), (7, 2659888), (8, 2327402), (11, 1692656), (14, 1329944), (16, 1163701), (17, 1095248), (22, 846328), (28, 664972), (34, 547624), (44, 423164), (49, 379984), (56, 332486), (68, 273812), (77, 241808), (88, 211582), (98, 189992), (112, 166243), (119, 156464), (127, 146608), (136, 136906), (154, 120904), (176, 105791), (187, 99568), (196, 94996), (238, 78232), (254, 73304), (272, 68453), (308, 60452), (374, 49784), (392, 47498), (476, 39116), (508, 36652), (539, 34544), (616, 30226), (748, 24892), (784, 23749), (833, 22352), (889, 20944), (952, 19558), (1016, 18326), (1078, 17272), (1232, 15113), (1309, 14224), (1397, 13328), (1496, 12446), (1666, 11176), (1778, 10472), (1904, 9779), (2032, 9163), (2156, 8636), (2159, 8624), (2618, 7112), (2794, 6664), (2992, 6223), (3332, 5588), (3556, 5236), (4312, 4318)]