19686408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:207

約数の個数: 128

約数和(自身を含む): 61067520

約数和(自身を除く): 41381112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 61, 68, 84, 102, 113, 119, 122, 136, 168, 183, 204, 226, 238, 244, 339, 357, 366, 408, 427, 452, 476, 488, 678, 714, 732, 791, 854, 904, 952, 1037, 1281, 1356, 1428, 1464, 1582, 1708, 1921, 2074, 2373, 2562, 2712, 2856, 3111, 3164, 3416, 3842, 4148, 4746, 5124, 5763, 6222, 6328, 6893, 7259, 7684, 8296, 9492, 10248, 11526, 12444, 13447, 13786, 14518, 15368, 18984, 20679, 21777, 23052, 24888, 26894, 27572, 29036, 40341, 41358, 43554, 46104, 48251, 53788, 55144, 58072, 80682, 82716, 87108, 96502, 107576, 117181, 144753, 161364, 165432, 174216, 193004, 234362, 289506, 322728, 351543, 386008, 468724, 579012, 703086, 820267, 937448, 1158024, 1406172, 1640534, 2460801, 2812344, 3281068, 4921602, 6562136, 9843204, 19686408]

約数ペア:

[(1, 19686408), (2, 9843204), (3, 6562136), (4, 4921602), (6, 3281068), (7, 2812344), (8, 2460801), (12, 1640534), (14, 1406172), (17, 1158024), (21, 937448), (24, 820267), (28, 703086), (34, 579012), (42, 468724), (51, 386008), (56, 351543), (61, 322728), (68, 289506), (84, 234362), (102, 193004), (113, 174216), (119, 165432), (122, 161364), (136, 144753), (168, 117181), (183, 107576), (204, 96502), (226, 87108), (238, 82716), (244, 80682), (339, 58072), (357, 55144), (366, 53788), (408, 48251), (427, 46104), (452, 43554), (476, 41358), (488, 40341), (678, 29036), (714, 27572), (732, 26894), (791, 24888), (854, 23052), (904, 21777), (952, 20679), (1037, 18984), (1281, 15368), (1356, 14518), (1428, 13786), (1464, 13447), (1582, 12444), (1708, 11526), (1921, 10248), (2074, 9492), (2373, 8296), (2562, 7684), (2712, 7259), (2856, 6893), (3111, 6328), (3164, 6222), (3416, 5763), (3842, 5124), (4148, 4746)]