19015360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1$

素因数の和:690

約数の個数: 112

約数和(自身を含む): 55814976

約数和(自身を除く): 36799616

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 653, 728, 832, 910, 1040, 1120, 1306, 1456, 1820, 2080, 2240, 2612, 2912, 3265, 3640, 4160, 4571, 5224, 5824, 6530, 7280, 8489, 9142, 10448, 13060, 14560, 16978, 18284, 20896, 22855, 26120, 29120, 33956, 36568, 41792, 42445, 45710, 52240, 59423, 67912, 73136, 84890, 91420, 104480, 118846, 135824, 146272, 169780, 182840, 208960, 237692, 271648, 292544, 297115, 339560, 365680, 475384, 543296, 594230, 679120, 731360, 950768, 1188460, 1358240, 1462720, 1901536, 2376920, 2716480, 3803072, 4753840, 9507680, 19015360]

約数ペア:

[(1, 19015360), (2, 9507680), (4, 4753840), (5, 3803072), (7, 2716480), (8, 2376920), (10, 1901536), (13, 1462720), (14, 1358240), (16, 1188460), (20, 950768), (26, 731360), (28, 679120), (32, 594230), (35, 543296), (40, 475384), (52, 365680), (56, 339560), (64, 297115), (65, 292544), (70, 271648), (80, 237692), (91, 208960), (104, 182840), (112, 169780), (130, 146272), (140, 135824), (160, 118846), (182, 104480), (208, 91420), (224, 84890), (260, 73136), (280, 67912), (320, 59423), (364, 52240), (416, 45710), (448, 42445), (455, 41792), (520, 36568), (560, 33956), (653, 29120), (728, 26120), (832, 22855), (910, 20896), (1040, 18284), (1120, 16978), (1306, 14560), (1456, 13060), (1820, 10448), (2080, 9142), (2240, 8489), (2612, 7280), (2912, 6530), (3265, 5824), (3640, 5224), (4160, 4571)]