20201236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 21167084

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 113, 187, 226, 239, 374, 452, 478, 748, 956, 1243, 1921, 2486, 2629, 3842, 4063, 4972, 5258, 7684, 8126, 10516, 16252, 21131, 27007, 42262, 44693, 54014, 84524, 89386, 108028, 178772, 297077, 459119, 594154, 918238, 1188308, 1836476, 5050309, 10100618, 20201236]

約数ペア:

[(1, 20201236), (2, 10100618), (4, 5050309), (11, 1836476), (17, 1188308), (22, 918238), (34, 594154), (44, 459119), (68, 297077), (113, 178772), (187, 108028), (226, 89386), (239, 84524), (374, 54014), (452, 44693), (478, 42262), (748, 27007), (956, 21131), (1243, 16252), (1921, 10516), (2486, 8126), (2629, 7684), (3842, 5258), (4063, 4972)]