18872320

素因数分解:

$2^{11}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 48157200

約数和(自身を除く): 29284880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 97, 128, 152, 160, 190, 194, 256, 304, 320, 380, 388, 485, 512, 608, 640, 760, 776, 970, 1024, 1216, 1280, 1520, 1552, 1843, 1940, 2048, 2432, 2560, 3040, 3104, 3686, 3880, 4864, 5120, 6080, 6208, 7372, 7760, 9215, 9728, 10240, 12160, 12416, 14744, 15520, 18430, 19456, 24320, 24832, 29488, 31040, 36860, 38912, 48640, 49664, 58976, 62080, 73720, 97280, 99328, 117952, 124160, 147440, 194560, 198656, 235904, 248320, 294880, 471808, 496640, 589760, 943616, 993280, 1179520, 1887232, 2359040, 3774464, 4718080, 9436160, 18872320]

約数ペア:

[(1, 18872320), (2, 9436160), (4, 4718080), (5, 3774464), (8, 2359040), (10, 1887232), (16, 1179520), (19, 993280), (20, 943616), (32, 589760), (38, 496640), (40, 471808), (64, 294880), (76, 248320), (80, 235904), (95, 198656), (97, 194560), (128, 147440), (152, 124160), (160, 117952), (190, 99328), (194, 97280), (256, 73720), (304, 62080), (320, 58976), (380, 49664), (388, 48640), (485, 38912), (512, 36860), (608, 31040), (640, 29488), (760, 24832), (776, 24320), (970, 19456), (1024, 18430), (1216, 15520), (1280, 14744), (1520, 12416), (1552, 12160), (1843, 10240), (1940, 9728), (2048, 9215), (2432, 7760), (2560, 7372), (3040, 6208), (3104, 6080), (3686, 5120), (3880, 4864)]