11991204

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 32672640

約数和(自身を除く): 20681436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 373, 423, 564, 684, 746, 846, 893, 1119, 1492, 1692, 1786, 2238, 2679, 3357, 3572, 4476, 5358, 6714, 7087, 8037, 10716, 13428, 14174, 16074, 17531, 21261, 28348, 32148, 35062, 42522, 52593, 63783, 70124, 85044, 105186, 127566, 157779, 210372, 255132, 315558, 333089, 631116, 666178, 999267, 1332356, 1998534, 2997801, 3997068, 5995602, 11991204]

約数ペア:

[(1, 11991204), (2, 5995602), (3, 3997068), (4, 2997801), (6, 1998534), (9, 1332356), (12, 999267), (18, 666178), (19, 631116), (36, 333089), (38, 315558), (47, 255132), (57, 210372), (76, 157779), (94, 127566), (114, 105186), (141, 85044), (171, 70124), (188, 63783), (228, 52593), (282, 42522), (342, 35062), (373, 32148), (423, 28348), (564, 21261), (684, 17531), (746, 16074), (846, 14174), (893, 13428), (1119, 10716), (1492, 8037), (1692, 7087), (1786, 6714), (2238, 5358), (2679, 4476), (3357, 3572)]