19804512

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2267}}^1$

素因数の和:2300

約数の個数: 96

約数和(自身を含む): 64012032

約数和(自身を除く): 44207520

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 78, 84, 91, 96, 104, 112, 156, 168, 182, 208, 224, 273, 312, 336, 364, 416, 546, 624, 672, 728, 1092, 1248, 1456, 2184, 2267, 2912, 4368, 4534, 6801, 8736, 9068, 13602, 15869, 18136, 27204, 29471, 31738, 36272, 47607, 54408, 58942, 63476, 72544, 88413, 95214, 108816, 117884, 126952, 176826, 190428, 206297, 217632, 235768, 253904, 353652, 380856, 412594, 471536, 507808, 618891, 707304, 761712, 825188, 943072, 1237782, 1414608, 1523424, 1650376, 2475564, 2829216, 3300752, 4951128, 6601504, 9902256, 19804512]

約数ペア:

[(1, 19804512), (2, 9902256), (3, 6601504), (4, 4951128), (6, 3300752), (7, 2829216), (8, 2475564), (12, 1650376), (13, 1523424), (14, 1414608), (16, 1237782), (21, 943072), (24, 825188), (26, 761712), (28, 707304), (32, 618891), (39, 507808), (42, 471536), (48, 412594), (52, 380856), (56, 353652), (78, 253904), (84, 235768), (91, 217632), (96, 206297), (104, 190428), (112, 176826), (156, 126952), (168, 117884), (182, 108816), (208, 95214), (224, 88413), (273, 72544), (312, 63476), (336, 58942), (364, 54408), (416, 47607), (546, 36272), (624, 31738), (672, 29471), (728, 27204), (1092, 18136), (1248, 15869), (1456, 13602), (2184, 9068), (2267, 8736), (2912, 6801), (4368, 4534)]