20194335592

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{587}}^1\times {\mathrm{947}}^1$

素因数の和:1798

約数の個数: 64

約数和(自身を含む): 40134528000

約数和(自身を除く): 19940192408

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 239, 478, 587, 947, 956, 1174, 1894, 1912, 2348, 3788, 4541, 4696, 7576, 9082, 11153, 17993, 18164, 22306, 35986, 36328, 44612, 71972, 89224, 140293, 143944, 226333, 280586, 452666, 555889, 561172, 905332, 1111778, 1122344, 1810664, 2223556, 2665567, 4300327, 4447112, 5331134, 8600654, 10561891, 10662268, 17201308, 21123782, 21324536, 34402616, 42247564, 84495128, 132857471, 265714942, 531429884, 1062859768, 2524291949, 5048583898, 10097167796, 20194335592]

約数ペア:

[(1, 20194335592), (2, 10097167796), (4, 5048583898), (8, 2524291949), (19, 1062859768), (38, 531429884), (76, 265714942), (152, 132857471), (239, 84495128), (478, 42247564), (587, 34402616), (947, 21324536), (956, 21123782), (1174, 17201308), (1894, 10662268), (1912, 10561891), (2348, 8600654), (3788, 5331134), (4541, 4447112), (4696, 4300327), (7576, 2665567), (9082, 2223556), (11153, 1810664), (17993, 1122344), (18164, 1111778), (22306, 905332), (35986, 561172), (36328, 555889), (44612, 452666), (71972, 280586), (89224, 226333), (140293, 143944)]