20196016864

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1953949}}^1$

素因数の和:1953995

約数の個数: 48

約数和(自身を含む): 44315586000

約数和(自身を除く): 24119569136

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1292, 2584, 5168, 10336, 1953949, 3907898, 7815796, 15631592, 31263184, 33217133, 37125031, 62526368, 66434266, 74250062, 132868532, 148500124, 265737064, 297000248, 531474128, 594000496, 631125527, 1062948256, 1188000992, 1262251054, 2524502108, 5049004216, 10098008432, 20196016864]

約数ペア:

[(1, 20196016864), (2, 10098008432), (4, 5049004216), (8, 2524502108), (16, 1262251054), (17, 1188000992), (19, 1062948256), (32, 631125527), (34, 594000496), (38, 531474128), (68, 297000248), (76, 265737064), (136, 148500124), (152, 132868532), (272, 74250062), (304, 66434266), (323, 62526368), (544, 37125031), (608, 33217133), (646, 31263184), (1292, 15631592), (2584, 7815796), (5168, 3907898), (10336, 1953949)]