20178653914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{173}}^1\times {\mathrm{1553}}^1$

素因数の和:1839

約数の個数: 48

約数和(自身を含む): 32955323688

約数和(自身を除く): 12776669774

約数列:

[1, 2, 17, 34, 47, 94, 173, 346, 799, 1553, 1598, 2209, 2941, 3106, 4418, 5882, 8131, 16262, 26401, 37553, 52802, 72991, 75106, 138227, 145982, 268669, 276454, 382157, 537338, 764314, 1240847, 2481694, 3430577, 4567373, 6496669, 6861154, 9134746, 12627443, 12993338, 25254886, 58319809, 116639618, 214666531, 429333062, 593489821, 1186979642, 10089326957, 20178653914]

約数ペア:

[(1, 20178653914), (2, 10089326957), (17, 1186979642), (34, 593489821), (47, 429333062), (94, 214666531), (173, 116639618), (346, 58319809), (799, 25254886), (1553, 12993338), (1598, 12627443), (2209, 9134746), (2941, 6861154), (3106, 6496669), (4418, 4567373), (5882, 3430577), (8131, 2481694), (16262, 1240847), (26401, 764314), (37553, 537338), (52802, 382157), (72991, 276454), (75106, 268669), (138227, 145982)]