19913532

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 48384000

約数和(自身を除く): 28470468

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 199, 269, 372, 398, 538, 597, 796, 807, 1076, 1194, 1614, 2388, 3228, 6169, 8339, 12338, 16678, 18507, 24676, 25017, 33356, 37014, 50034, 53531, 74028, 100068, 107062, 160593, 214124, 321186, 642372, 1659461, 3318922, 4978383, 6637844, 9956766, 19913532]

約数ペア:

[(1, 19913532), (2, 9956766), (3, 6637844), (4, 4978383), (6, 3318922), (12, 1659461), (31, 642372), (62, 321186), (93, 214124), (124, 160593), (186, 107062), (199, 100068), (269, 74028), (372, 53531), (398, 50034), (538, 37014), (597, 33356), (796, 25017), (807, 24676), (1076, 18507), (1194, 16678), (1614, 12338), (2388, 8339), (3228, 6169)]