19907646

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1613}}^1$

素因数の和:1657

約数の個数: 48

約数和(自身を含む): 46366992

約数和(自身を除く): 26459346

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 121, 187, 242, 363, 374, 561, 726, 1122, 1613, 2057, 3226, 4114, 4839, 6171, 9678, 12342, 17743, 27421, 35486, 53229, 54842, 82263, 106458, 164526, 195173, 301631, 390346, 585519, 603262, 904893, 1171038, 1809786, 3317941, 6635882, 9953823, 19907646]

約数ペア:

[(1, 19907646), (2, 9953823), (3, 6635882), (6, 3317941), (11, 1809786), (17, 1171038), (22, 904893), (33, 603262), (34, 585519), (51, 390346), (66, 301631), (102, 195173), (121, 164526), (187, 106458), (242, 82263), (363, 54842), (374, 53229), (561, 35486), (726, 27421), (1122, 17743), (1613, 12342), (2057, 9678), (3226, 6171), (4114, 4839)]