19704500085

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1051}}^1\times {\mathrm{1753}}^1$

素因数の和:2866

約数の個数: 64

約数和(自身を含む): 34010873856

約数和(自身を除く): 14306373771

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 1051, 1753, 2139, 3153, 3565, 5255, 5259, 8765, 10695, 15765, 24173, 26295, 32581, 40319, 54343, 72519, 97743, 120865, 120957, 162905, 163029, 201595, 271715, 362595, 488715, 604785, 749363, 815145, 1249889, 1842403, 2248089, 3746815, 3749667, 5527209, 6249445, 9212015, 11240445, 18748335, 27636045, 42375269, 57114493, 127125807, 171343479, 211876345, 285572465, 635629035, 856717395, 1313633339, 3940900017, 6568166695, 19704500085]

約数ペア:

[(1, 19704500085), (3, 6568166695), (5, 3940900017), (15, 1313633339), (23, 856717395), (31, 635629035), (69, 285572465), (93, 211876345), (115, 171343479), (155, 127125807), (345, 57114493), (465, 42375269), (713, 27636045), (1051, 18748335), (1753, 11240445), (2139, 9212015), (3153, 6249445), (3565, 5527209), (5255, 3749667), (5259, 3746815), (8765, 2248089), (10695, 1842403), (15765, 1249889), (24173, 815145), (26295, 749363), (32581, 604785), (40319, 488715), (54343, 362595), (72519, 271715), (97743, 201595), (120865, 163029), (120957, 162905)]