19876128

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:690

約数の個数: 96

約数和(自身を含む): 58242240

約数和(自身を除く): 38366112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 32, 34, 38, 48, 51, 57, 68, 76, 96, 102, 114, 136, 152, 204, 228, 272, 304, 323, 408, 456, 544, 608, 641, 646, 816, 912, 969, 1282, 1292, 1632, 1824, 1923, 1938, 2564, 2584, 3846, 3876, 5128, 5168, 7692, 7752, 10256, 10336, 10897, 12179, 15384, 15504, 20512, 21794, 24358, 30768, 31008, 32691, 36537, 43588, 48716, 61536, 65382, 73074, 87176, 97432, 130764, 146148, 174352, 194864, 207043, 261528, 292296, 348704, 389728, 414086, 523056, 584592, 621129, 828172, 1046112, 1169184, 1242258, 1656344, 2484516, 3312688, 4969032, 6625376, 9938064, 19876128]

約数ペア:

[(1, 19876128), (2, 9938064), (3, 6625376), (4, 4969032), (6, 3312688), (8, 2484516), (12, 1656344), (16, 1242258), (17, 1169184), (19, 1046112), (24, 828172), (32, 621129), (34, 584592), (38, 523056), (48, 414086), (51, 389728), (57, 348704), (68, 292296), (76, 261528), (96, 207043), (102, 194864), (114, 174352), (136, 146148), (152, 130764), (204, 97432), (228, 87176), (272, 73074), (304, 65382), (323, 61536), (408, 48716), (456, 43588), (544, 36537), (608, 32691), (641, 31008), (646, 30768), (816, 24358), (912, 21794), (969, 20512), (1282, 15504), (1292, 15384), (1632, 12179), (1824, 10897), (1923, 10336), (1938, 10256), (2564, 7752), (2584, 7692), (3846, 5168), (3876, 5128)]