19291844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1163}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 41065920

約数和(自身を除く): 21774076

約数列:

[1, 2, 4, 11, 13, 22, 26, 29, 44, 52, 58, 116, 143, 286, 319, 377, 572, 638, 754, 1163, 1276, 1508, 2326, 4147, 4652, 8294, 12793, 15119, 16588, 25586, 30238, 33727, 51172, 60476, 67454, 134908, 166309, 332618, 370997, 438451, 665236, 741994, 876902, 1483988, 1753804, 4822961, 9645922, 19291844]

約数ペア:

[(1, 19291844), (2, 9645922), (4, 4822961), (11, 1753804), (13, 1483988), (22, 876902), (26, 741994), (29, 665236), (44, 438451), (52, 370997), (58, 332618), (116, 166309), (143, 134908), (286, 67454), (319, 60476), (377, 51172), (572, 33727), (638, 30238), (754, 25586), (1163, 16588), (1276, 15119), (1508, 12793), (2326, 8294), (4147, 4652)]