19059172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 38223360

約数和(自身を除く): 19164188

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 89, 124, 157, 178, 314, 341, 356, 628, 682, 979, 1364, 1727, 1958, 2759, 3454, 3916, 4867, 5518, 6908, 9734, 11036, 13973, 19468, 27946, 30349, 53537, 55892, 60698, 107074, 121396, 153703, 214148, 307406, 433163, 614812, 866326, 1732652, 4764793, 9529586, 19059172]

約数ペア:

[(1, 19059172), (2, 9529586), (4, 4764793), (11, 1732652), (22, 866326), (31, 614812), (44, 433163), (62, 307406), (89, 214148), (124, 153703), (157, 121396), (178, 107074), (314, 60698), (341, 55892), (356, 53537), (628, 30349), (682, 27946), (979, 19468), (1364, 13973), (1727, 11036), (1958, 9734), (2759, 6908), (3454, 5518), (3916, 4867)]