19511328

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^2\times {\mathrm{563}}^1$

素因数の和:614

約数の個数: 72

約数和(自身を含む): 54150768

約数和(自身を除く): 34639440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 361, 456, 563, 608, 722, 912, 1083, 1126, 1444, 1689, 1824, 2166, 2252, 2888, 3378, 4332, 4504, 5776, 6756, 8664, 9008, 10697, 11552, 13512, 17328, 18016, 21394, 27024, 32091, 34656, 42788, 54048, 64182, 85576, 128364, 171152, 203243, 256728, 342304, 406486, 513456, 609729, 812972, 1026912, 1219458, 1625944, 2438916, 3251888, 4877832, 6503776, 9755664, 19511328]

約数ペア:

[(1, 19511328), (2, 9755664), (3, 6503776), (4, 4877832), (6, 3251888), (8, 2438916), (12, 1625944), (16, 1219458), (19, 1026912), (24, 812972), (32, 609729), (38, 513456), (48, 406486), (57, 342304), (76, 256728), (96, 203243), (114, 171152), (152, 128364), (228, 85576), (304, 64182), (361, 54048), (456, 42788), (563, 34656), (608, 32091), (722, 27024), (912, 21394), (1083, 18016), (1126, 17328), (1444, 13512), (1689, 11552), (1824, 10697), (2166, 9008), (2252, 8664), (2888, 6756), (3378, 5776), (4332, 4504)]